NAVAREA XI - Korea

<Maritime Firing> 1. This is related to document Joint Chiefs of Staff Joint Fire-1298 (2026. 03. 23.). 2. The Joint Chiefs of Staff have informed of the maritime firing exercise plan as attached, so please inform the navigation and fishing vessels accordingly. * Detailed locations can be checked on the navigation warning board (https://www.khoa.go.kr/nwb). <Source> Joint Chiefs of Staff Joint Fire Department End. Number - Firing Range Area - Date - Time - Related Chart 1 - Korea Strait-South of Yokji Island (R-72) - 03/30, 04/01, 03/31, 04/02 - 08:00 ~ 16:00, 08:00 ~ 22:00 - 2200 2 - East Coast-Near Machajin (R-77) - 04/01, 02, 03 - 14:00 ~ 19:00 - 1411 3 - East Sea-North of Pohang (R-74) - 03/30, 31, 04/01, 02, 03 - 08:00 ~ 18:00 - 1600 4 - Yellow Sea-Southwest of Gyeokryeolbi Yeoldo (R-80) - 03/30, 31, 04/01, 02, 03 - 08:00 ~ 22:00 - 3011 5 - Yellow Sea-Vicinity of Imja Island (R-84) - 03/30, 31, 04/01, 02, 03 - 08:00 ~ 22:00 - 2011 6 - Yellow Sea-Northwest of Gyeokryeolbi Yeoldo (R-88) - 03/30, 31, 04/01, 02, 03 - 08:00 ~ 22:00 - 3011 7 - West Coast-West of Daecheon (R-97E) - 03/30, 31, 04/01, 02, 03 - 09:00 ~ 18:00 - 3100 8 - Korea Strait-Southeast Coast of Geojedo (R-99) - 03/30, 31, 04/01, 02, 03 - 08:00 ~ 18:00 - 2200 9 - South Coast-Near Namhaedo (R-100) - 03/30, 31, 04/01, 02, 03 - 08:00 ~ 18:00 - 2112 10 - West Coast-Near Meyeo Island (R-104) - 03/30, 31, 04/01, 02, 03 - 09:00 ~ 21:00 - 3411 11 - West Coast-Near Jikdo (R-105) - 03/30, 31, 04/01, 02, 03 - 08:00 ~ 22:00 - 3412 12 - East Sea-Far off Gangneung (R-107) - 03/30, 31, 04/01, 02, 03 - 08:00 ~ 22:00 - 1700 13 - West Coast-Anheung 2 (R-108B) - 03/30, 31, 04/01, 02, 03 - 08:00 ~ 19:00 - 3413 14 - West Coast-Anheung 4 (R-108D) - 03/30, 31, 04/01, 02, 03 - 08:00 ~ 19:00 - 3100 15 - West Coast-Anheung 5 (R-108E) - 03/30, 31, 04/01, 02, 03 - 08:00 ~ 19:00 - 3413 16 - West Coast-Anheung 6 (R-108F) - 03/30, 31, 04/01, 02, 03 - 08:00 ~ 19:00 - 3100 17 - East Sea-South of Ulleungdo (R-115) - 03/30, 31, 04/01, 02, 03 - 08:00 ~ 18:00 - 1700 18 - West Coast-Northwest Coast of Uido (R-117) - 03/30, 03/31, 04/01 - 13:00 ~ 15:00, 12:00 ~ 20:00 - 3114 19 - East Sea-Near Ulsan (R-119) - 03/30, 04/01, 03/31, 04/02, 04/05 - 10:00 ~ 17:00, 10:00 ~ 22:00, 10:30 ~ 12:30 - 1600 20 - East Sea-Far North of Pohang (R-120) - 03/30, 31, 04/01, 02, 03 - 08:00 ~ 18:00 - 1013 21 - East Sea-Near Sokcho (R-121) - 04/01 - 13:00 ~ 15:30 - 1013 22 - Yellow Sea-Northwest of Anmado (R-123) - 03/30, 31, 04/01, 02, 03 - 08:00 ~ 18:00 - 3011 23 - West Coast-Near Gadeokdo (R-124) - 03/30, 31, 04/01, 02, 03, 04/04, 05 - 08:00 ~ 18:00, 12:00 ~ 18:00 - 3200 24 - West Coast-West Coast of Baengnyeongdo (R-131) - 03/31, 04/02 - 08:30 ~ 21:00, 18:00 ~ 21:00 - 3011 25 - West Coast-Near Choachiam (R-133) - 03/30, 31, 04/01, 02, 03 - 08:00 ~ 18:00 - 3415 26 - East Sea-Near Gangneung (R-135) - 03/30, 31, 04/01, 02, 03 - 08:00 ~ 18:00 - 1500 27 - East Sea-Near Samcheok (R-136) - 03/30, 31, 04/01, 02, 03 - 08:00 ~ 18:00 - 1500 28 - West Coast-Near Udo (R-137) - 03/31, 04/02 - 14:00 ~ 22:00 - 3711 29 - West Coast-West of Daecheongdo (R-153) - 03/30, 31, 04/01, 02, 04/03 - 13:00 ~ 16:00, 14:00 ~ 17:00, 16:00 ~ 20:00 - 3011 30 - West Coast-East of Yeonpyeongdo (R-154) - 03/30, 04/01, 03/31, 04/02 - 18:00 ~ 21:00, 16:00 ~ 20:00 - 3712 31 - East Sea-Near Jumunjin (R-156) - 03/30, 31, 04/01, 02, 03 - 08:00 ~ 18:00 - 1500 32 - East Coast ~ Vicinity of Daejin Port area bounded by (1) 38-35-19N, 128-23-26E, (2) 38-35-18N, 128-25-57E, (3) 38-33-30N, 128-25-56E, (4) 38-33-30N, 128-23-28E - 03/30 - 16:00 ~ 18:00 - 1411 33 - East Coast ~ Vicinity of Jumunjin Port area bounded by (1) 37-51-40N, 128-51-03E, (2) 37-53-36N, 128-53-54E, (3) 37-52-15N, 128-55-41E, (4) 37-50-27N, 128-52-39E - 03/31 - 18:00 ~ 22:30 - 1412 34 - East Coast ~ Vicinity of Okgye Port area bounded by (1) 37-38-32N, 129-02-37E, (2) 37-40-05N, 129-05-54E, (3) 37-39-13N, 129-06-18E, (4) 37-37-38N, 129-03-06E - 04/02 - 18:00 ~ 22:30 - 1413 35 - East Coast ~ Vicinity of Gungchon Port area bounded by (1) 37-21-41N, 129-15-00E, (2) 37-22-23N, 129-15-06E, (3) 37-22-58N, 129-15-49E, (4) 37-23-49N, 129-17-46E, (5) 37-22-36N, 129-18-40E, (6) 37-20-59N, 129-18-43E, (7) 37-21-01N, 129-15-55E - 03/31 - 18:00 ~ 22:30 - 1414 36 - East Coast ~ Vicinity of Hosan Port area bounded by (1) 37-08-58N, 129-21-42E, (2) 37-09-47N, 129-21-36E, (3) 37-10-49N, 129-24-23E, (4) 37-09-10N, 129-25-40E, (5) 37-08-06N, 129-22-32E - 04/02 - 18:00 ~ 22:30 - 1414 37 - East Coast ~ Vicinity of Okgye Port area bounded by (1) 37-38-00N, 129-02-49E, (2) 37-38-38N, 129-03-52E, (3) 37-38-14N, 129-04-21E, (4) 37-37-51N, 129-02-54E - 03/30, 31, 04/01 - 18:00 ~ 21:00 - 1413 38 - East Coast ~ Vicinity of Pohang Port centered at 36-13-59N, 129-40-12E with a radius of 5 NM - 03/31, 04/02 - 09:30 ~ 11:30, 14:00 ~ 16:00, 18:00 ~ 21:00 - 1600 39 - West Coast ~ South Yellow Sea area bounded by (1) 34-20-00N, 124-30-00E, (2) 34-20-00N, 126-00-00E, (3) 33-45-00N, 126-00-00E, (4) 33-45-00N, 124-30-00E - 03/30, 04/01 - 12:00 ~ 16:00 - 2011 40 - West Coast ~ Vicinity of Yeonpyeongdo Port area bounded by (1) 37-38-10N, 125-36-06E, (2) 37-41-02N, 125-40-11E, (3) 37-40-00N, 125-41-17E, (4) 37-37-09N, 125-37-14E - 03/31, 04/02 - 16:00 ~ 20:00 - 3200 41 - West Coast ~ Western Ganghwado, Vicinity of Eoyu Jeong Port area bounded by (1) 37-41-54N, 126-06-28E, (2) 37-41-48N, 126-09-14E, (3) 37-39-39N, 126-09-07E, (4) 37-39-36N, 126-06-59E - 03/31, 04/02 - 12:00 ~ 15:00 - 3711 42 - West Coast ~ Vicinity of Anheung Port area bounded by (1) 36-34-09N, 126-11-33E, (2) 36-33-29N, 126-14-12E, (3) 36-31-51N, 126-16-06E, (4) 36-24-53N, 126-13-49E, (5) 36-25-02N, 126-08-28E, (6) 36-33-38N, 126-08-50E - 03/31, 04/01 - 14:00 ~ 16:00 - 3413 43 - West Coast ~ Vicinity of Anheung Port area bounded by (1) 36-37-46N, 126-15-48E, (2) 36-37-46N, 125-40-43E, (3) 36-18-00N, 125-40-43E, (4) 36-18-00N, 126-06-00E, (5) 36-33-44N, 126-15-48E - 04/02, 03 - 14:00 ~ 16:00 - 3100

<Maritime Firing>  1. Reference Documents a. Navigation Warning (No. 26-79, 87) b. Joint Chiefs of Staff Joint Firepower Division-1298 (2026. 03. 23.) is related. 2. The schedule for the maritime firing exercise conducted by the Joint Chiefs of Staff has been changed as attached, so please inform the navigation and fishing vessels of the relevant content. * Detailed locations can be found on the Navigation Warning Situation Board (https://www.khoa.go.kr/nwb).   <Source> Joint Chiefs of Staff  Joint Firepower Division (Before Change) (After Change) End. Number - Firing Range Area - Date - Time - Related Chart 41(No. 26-79) - East Coast ~ Vicinity of Pohang Port, centered at 36-13-59N,129-40-12E, radius 5 NM - 03/24,2603/24,2603/24,26 - 09:30 ~ 11:3014:00 ~ 16:0018:00 ~ 21:00 - 1600 Number - Firing Range Area - Date - Time - Related Chart 1(No. 26-79)(Changed) - East Coast ~ Vicinity of Pohang Port, centered at 36-13-59N,129-40-12E, radius 5 NM - 03/2603/26 - 00:00 ~ 08:0018:00 ~ 23:59 - 1600

<Navigational Information> 1. Related to Yeosu Maritime Police Comprehensive Situation Room Situation Report (2026. 03. 23.). 2. On 23rd March (Mon), a ship sank in the vicinity 0.5 nautical miles east of Yeosu Port, Jeollanam-do, so please inform ships in the vicinity to navigate with caution. a. Ship Details: Daedongho (3.38 tons, fishing vessel, registered in Yeosu, 1 crew member) b. Accident Date and Time: 2026. 3. 23. (Mon) around 16:00 c. Area: Vicinity 0.5 nautical miles east of Yeosu Port, Jeollanam-do d. Location: 34-27-12N, 127-48-48E (estimated location) * Detailed location can be confirmed on the navigation warning situation board (https://www.khoa.go.kr/nwb). e. Reference: 1 crew member successfully rescued f. Source: Yeosu Maritime Police Comprehensive Situation Room. End.

<Navigation Information> 1. Relevant Reference a. Navigation Alert (No. 26-68, 69) b. Ministry of Oceans and Fisheries Comprehensive Situation Room SMS (2026. 03. 21.) related. 2. Please be informed that the marine vessel accident crisis response alert, initially issued on March 6, 2026 (Fri) at 16:15, has been lifted as follows. Please inform navigating vessels. a. Lifting Date and Time: March 21, 2026 (Sat) 18:00 b. Alert Level: Caution Lifted c. Source: Ministry of Oceans and Fisheries Comprehensive Situation Room. End.

<Maritime Training> 1. This relates to Naval Operations Command Training Division-3789 (2026. 03. 20.). 2. The Naval Operations Command has informed us of the maritime training plan as attached, so please inform navigating and fishing vessels of the relevant details. * Detailed locations can be checked on the navigation warning panel (https://www.khoa.go.kr/nwb). <Source> Naval Operations Command Training Division End. Number - Firing Range Area - Date - Time - Related Chart 1 - Area bounded by (1) 34-46-00N,128-57-00E (2) 34-52-30N,129-06-30E (3) 34-49-40N,129-11-28E (4) 34-42-52N,129-02-55E - 03/30 - 09:30 ~ 11:30 - 2112 2 - Area bounded by (1) 34-56-50N,128-56-25E (2) 35-07-10N,129-17-00E (3) 35-02-00N,129-26-00E (4) 34-44-08N,129-02-20E - 04/02,03 - 13:00 ~ 15:30 - 2100

<Maritime Firing Exercise> 1. This is related to Navigation Warning No. 26-79 and Joint Chiefs of Staff Joint Firepower-1251 (2026. 03. 20). 2. The schedule for the maritime firing exercise conducted by the Joint Chiefs of Staff has been changed as attached, so please inform navigation and fishing vessels accordingly. * Detailed locations can be checked on the Navigation Warning Panel (https://www.khoa.go.kr/nwb). <Source> Joint Chiefs of Staff Joint Firepower (Before Change) (After Change) End. Number - Firing Range Area - Date - Time - Relevant Chart 24(No. 26-79) - West Coast-Baengnyeongdo Western Coastal Area (R-131) - 03/23,24,25,26,27 - 09:00 ~ 20:00 - 3011 Number - Firing Range Area - Date - Time - Relevant Chart 1(No. 26-79)(Changed) - West Coast-Baengnyeongdo Western Coastal Area (R-131) - 03/23,2503/24,26,27 - 09:00 ~ 21:0009:00 ~ 20:00 - 3011

<Marine Shooting> 1. This is related to Navigation Warning (No. 26-84) and Korea Coast Guard Enforcement Operations Division-1853 (2026. 03. 19.). 2. The schedule of marine shooting training conducted by the Korea Coast Guard has been changed as per the attachment, so please inform the navigation and fishing vessels of the relevant content. * Details can be found on the Navigation Warning Status Board (https://www.khoa.go.kr/nwb). <Source> Korea Coast Guard Enforcement Operations Division (Before Change) (After Change) End. No. - Shooting Zone - Date - Time - Related Chart 9 (No. 26-84) - West Coast - Vicinity of Bulmuk-do (R-148A) - 03/24 - 10:00 ~ 14:00 - 2300 No. - Shooting Zone - Date - Time - Related Chart 1 (No. 26-84) (Changed) - West Coast - Vicinity of Bulmuk-do (R-148A) - 03/2403/25,2603/27,2803/29 - 10:00 ~ 14:0013:00 ~ 17:0009:00 ~ 18:0009:00 ~ 16:00 - 2300 2 (Additional) - South Coast - Vicinity of Sejon-do (R-145) - 03/2403/2503/2603/27,28 - 09:30 ~ 12:3010:00 ~ 14:0009:00 ~ 12:0009:00 ~ 18:00 - 2412 3 (Additional) - South Coast - Southern Waters of Cheongsan-do (R-146) - 03/25,27,2803/2603/29 - 13:00 ~ 22:0009:00 ~ 18:0014:00 ~ 22:00 - 2415 4 (Additional) - West Coast - Western Waters of Jindo (R-148B) - 03/23,24,2503/2603/2703/2803/29 - 09:00 ~ 20:0008:00 ~ 20:0009:00 ~ 21:0010:00 ~ 22:0012:00 ~ 16:00 - 3111 5 (Additional) - West Coast - Southern Waters of Mal-do (R-151A) - 03/2303/23,2403/2403/2503/2603/27,2903/28 - 09:00 ~ 12:0016:00 ~ 20:0010:00 ~ 14:0009:00 ~ 20:0009:00 ~ 15:0009:00 ~ 17:0010:00 ~ 18:00 - 3412

<Navigation Information> 1. Related to the National Maritime PNT Office Position Information Division-685 (March 19, 2026). 2. Please be informed that the Loran-C chain will be temporarily shut down as follows, and inform navigating and fishing vessels accordingly. <Source> National Maritime PNT Office Position Information Division End. Radio Station Name - Location (WGS-84) - Chain Name (GRI) - Country/Type - Power (kW) - Transmission Suspension Time - Remarks Ussuriysk - 44-31-59.7N131-38-23.4E - Korea Chain (9930) - Termination (Z) - 700 - < UTC > '26.3.18. 21:10 ~ < KST > '26.3.19. 06:10 ~ - Control Country: Korea Operating Country: Russia

<Maritime Shooting> 1. This is related to Korea Coast Guard Operations Department-1823 (2026. 03. 18.). 2. The Korea Coast Guard has issued a maritime shooting training plan as attached, please inform navigation and fishing vessels accordingly. * Detailed locations can be checked on the navigation warning situation board (https://www.khoa.go.kr/nwb). <Source> Korea Coast Guard Operations Department End. Number - Shooting Zone - Date - Time - Related Chart 1 - East Coast-Sokcho Coast (R-140) - 03/23,24,25,26,27,28,29 - 09:00 ~ 20:00 - 1412 2 - East Sea-East of Ulleungdo Offshore (R-141) - 03/2303/25,26,27,28,29 - 00:00 ~ 23:5909:00 ~ 23:00 - 1417 3 - East Coast-Jukbyeon Coast (R-142A) - 03/24,2803/25,29 - 09:00 ~ 18:0006:00 ~ 18:00 - 1414 4 - East Sea-Ganggu Port Offshore (R-142B) - 03/23,24,26,2803/25,2903/27 - 09:00 ~ 18:0006:00 ~ 18:0010:00 ~ 18:00 - 1416 5 - East Coast-Homigot Coast (R-142C) - 03/2403/25,26,27,28,29 - 09:00 ~ 15:0009:00 ~ 18:00 - 1711 6 - South Coast-Busan Coast (R-143) - 03/23,2603/2503/2703/28,29 - 08:00 ~ 18:0009:00 ~ 18:0006:00 ~ 20:0008:00 ~ 20:00 - 2111 7 - South Coast-Near Sajido (R-144) - 03/2303/24,25,26,27,2803/29 - 09:30 ~ 12:0009:00 ~ 20:0012:00 ~ 18:00 - 2113 8 - Korea Strait-South of Marado Offshore (R-147) - 03/23,24,2503/26,27,28,29 - 09:00 ~ 21:0009:00 ~ 20:00 - 2400 9 - West Coast-Near Bulmugi Island (R-148A) - 03/24 - 10:00 ~ 14:00 - 2300 10 - South Coast-West of Hwado Coast (R-149) - 03/23,2603/24,2803/2503/2703/29 - 09:00 ~ 14:0009:00 ~ 17:0009:00 ~ 15:0007:00 ~ 17:0009:00 ~ 18:00 - 2713 11 - South Coast-East of Marado Coast (R-150) - 03/23,24,2503/26,27,28,29 - 08:00 ~ 21:0009:00 ~ 20:00 - 2714 12 - South Coast ~ South of Jeju Island centered at 32-59-00N,125-49-00E with a radius of 5 NM - 03/23,2403/25,2603/27,28,29 - 08:00 ~ 20:0009:00 ~ 20:0009:00 ~ 21:00 - 2500 13 - West Coast ~ Vicinity of Daesan Port area bounded by the following points sequentially (1) 37-08-00N,126-10-00E (2) 37-08-00N,126-15-00E (3) 37-05-50N,126-14-00E (4) 37-05-00N,126-10-00E - 03/2603/27 - 11:00 ~ 18:0009:00 ~ 18:00 - 3415 14 - West Coast ~ Central Yellow Sea area bounded by the following points sequentially (1) 37-30-00N,124-50-00E (2) 37-25-00N,124-50-00E (3) 37-25-00N,124-43-00E (4) 37-30-00N,124-43-00E - 03/23 - 14:00 ~ 17:00 - 3200

<Maritime Firing> 1. This is related to Navigation Warning No. 26-80 and Naval Operations Command Training Plan-3607 (2026. 03. 17.). 2. The Naval Operations Command has notified changes to the maritime training plan as attached, so please inform navigating and fishing vessels accordingly. * Detailed locations can be checked on the Navigation Warning Bulletin Board (https://www.khoa.go.kr/nwb). <Source> Naval Operations Command Training Department End. Number - Firing Range Area - Date - Time - Related Chart 1 (Additional) - Area bounded by connecting the below points near Seogwipo Port, between South Coast and Jeju Island: (1) 33-08-50N, 126-30-00E (2) 33-08-50N, 126-35-00E (3) 33-04-50N, 126-35-00E (4) 33-04-50N, 126-30-00E - 03/25 - 08:30 ~ 09:30 - 2712 2 (Additional) - Area bounded by connecting the below points south of Geoje Island, South Coast: (1) 34-49-00N, 129-00-34E (2) 34-49-00N, 129-03-00E (3) 34-47-04N, 129-03-00E (4) 34-47-04N, 129-00-34E - 03/26,27 - 11:00 ~ 18:00 - 2112

<Maritime Training> 1. This is related to Ocean Information Division Marine Topography Information Dept-1107 (2026. 03. 17). 2. The Ocean Information Division has informed us of the maritime training plan as attached. Please inform navigation and fishing vessels of the relevant details. * Detailed locations can be found on the navigation warning bulletin board (https://www.khoa.go.kr/nwb). <Source> Ocean Information Division, Marine Topography Information Dept End. Number - Shooting Zone Area - Date - Time - Relevant Chart 1 - Area bounded by points: (1) 34-20-00N,124-30-00E (2) 34-20-00N,126-00-00E (3) 33-45-00N,126-00-00E (4) 33-45-00N,124-30-00E in the sea off the west coast to the southern Yellow Sea - 03/24 - 14:00 ~ 16:00 - 2011 2 - Vicinity of Jeju Island, Seogwipo Port centered at coordinates 33-12-54N,126-30-05E, radius 0.5 NM - 03/24,26 - 14:00 ~ 16:00 - 2759 3 - Area bounded by points near Pyeongtaek/Dangjin Port on the west coast: (1) 37-00-30N,126-43-41E (2) 37-00-30N,126-44-15E (3) 37-00-15N,126-44-15E (4) 37-00-15N,126-43-41E - 03/25 - 13:30 ~ 15:30 - 3467

<Maritime Training> 1. Related to Naval Operations Command Training Department-3450 (2026. 03. 13.). 2. The Naval Operations Command has notified the maritime training plan as attached, so please inform all navigating and fishing vessels of the relevant information. * Detailed locations can be verified on the navigation warning status board (https://www.khoa.go.kr/nwb). <Source> Naval Operations Command Training Department End. No. - Firing Training Area - Date - Time - Related Chart 1 - Area bounded by points near the southern coast ~ Geoje Island, Gojura Port (1) 34-50-00N,128-46-00E (2) 34-50-00N,128-49-20E (3) 34-47-20N,128-49-20E (4) 34-47-20N,128-46-00E - 03/23 - 07:00 ~ 17:30 - 2166 2 - Area bounded by points near the southern coast ~ South of Geoje Island (1) 34-49-50N,128-53-00E (2) 34-49-50N,129-00-00E (3) 34-47-20N,129-00-00E (4) 34-47-20N,128-53-00E - 03/23 - 07:00 ~ 17:30 - 2112 3 - Area bounded by points near the southern coast ~ East of Namhae (1) 34-44-57N,128-55-46E (2) 34-48-27N,129-03-08E (3) 34-45-01N,129-05-36E (4) 34-41-29N,128-58-12E - 03/23 - 08:30 ~ 17:30 - 2112 4 - Area bounded by points near the east coast ~ Southern East Coast (1) 35-59-27N,129-44-41E (2) 35-59-18N,129-52-25E (3) 35-49-20N,129-52-00E (4) 35-49-46N,129-44-16E - 03/24 - 14:30 ~ 15:30 - 1711 5 - Area bounded by points near the east coast ~ Mid-East Coast (1) 38-25-00N,129-00-00E (2) 38-25-00N,130-40-00E (3) 36-50-00N,130-40-00E (4) 36-50-00N,129-40-00E (5) 38-00-00N,129-00-00E - 03/24 03/25,26 03/27 - 06:00 ~ 23:59 00:00 ~ 23:59 00:00 ~ 07:00 - 1013 6 - Area bounded by points near the east coast ~ Mid-East Coast (1) 37-42-00N,129-50-00E (2) 37-42-00N,131-05-00E (3) 36-52-00N,131-05-00E (4) 36-52-00N,129-50-00E - 03/24 03/25,26 03/27 - 06:00 ~ 23:59 00:00 ~ 23:59 00:00 ~ 07:00 - 1700 7 - Area bounded by points near the west coast ~ Mid-Yellow Sea (1) 37-04-30N,124-35-39E (2) 37-04-30N,125-36-29E (3) 35-34-10N,125-36-29E (4) 35-34-10N,124-35-39E - 03/24 03/25,26 - 10:00 ~ 23:59 00:00 ~ 23:59 - 3011 8 - Area bounded by points near the south coast ~ West of Namhae (1) 33-00-00N,124-30-00E (2) 33-00-00N,126-00-00E (3) 32-00-00N,126-00-00E (4) 32-00-00N,124-30-00E - 03/27 - 15:00 ~ 20:00 - 2500

<Maritime Shooting> 1. This is in relation to Joint Chiefs of Staff Joint Firepower Division-1163 (2026. 03. 14.). 2. The Joint Chiefs of Staff has notified the planned maritime shooting training as attached, so please inform relevant navigation and fishing vessels. * Detailed locations can be confirmed on the navigation warning board (https://www.khoa.go.kr/nwb). <Source> Joint Chiefs of Staff Joint Firepower Division End. No. - Shooting Area - Date - Time - Related Map 1 - Korea Strait-South of Yokji Island (R-72) - 03/23,25,2703/24,26 - 09:00 ~ 17:0009:00 ~ 22:00 - 2200 2 - East Sea-North of Pohang (R-74) - 03/23,24,25,26,27 - 08:00 ~ 18:00 - 1600 3 - Yellow Sea-Southwest of Gyeokryeolbiyeol Island (R-80) - 03/23,24,25,26,27 - 08:00 ~ 22:00 - 3011 4 - Yellow Sea-West of Imjado (R-84) - 03/23,24,25,26,27 - 08:00 ~ 22:00 - 2011 5 - Yellow Sea-Northwest of Gyeokryeolbiyeol Island (R-88) - 03/23,24,25,26,27 - 08:00 ~ 22:00 - 3011 6 - West Coast-Daecheon E (R-97E) - 03/23,24,25,26,27 - 09:00 ~ 18:00 - 3100 7 - Korea Strait-Southeast Coast of Geoje Island (R-99) - 03/23,24,25,26,2703/29 - 08:00 ~ 18:0014:00 ~ 16:00 - 2200 8 - South Coast-Near Namhyeongje Island (R-100) - 03/24,25,26,27 - 08:00 ~ 18:00 - 2112 9 - West Coast-Near Miyeodo (R-104) - 03/23,24,25,26,27 - 09:00 ~ 21:00 - 3411 10 - West Coast-Near Jikdo (R-105) - 03/23,24,25,26,27 - 08:00 ~ 22:00 - 3412 11 - East Sea-Far Offshore of Gangneung (R-107) - 03/23,24,25,26,27 - 08:00 ~ 22:00 - 1700 12 - West Coast-Anheung 2 (R-108B) - 03/23,24,25,26,27 - 08:00 ~ 19:00 - 3413 13 - West Coast-Anheung 4 (R-108D) - 03/23,24,25,26,27 - 08:00 ~ 19:00 - 3100 14 - West Coast-Anheung 5 (R-108E) - 03/23,24,25,26,27 - 08:00 ~ 19:00 - 3413 15 - West Coast-Anheung 6 (R-108F) - 03/23,24,25,26,27 - 08:00 ~ 19:00 - 3100 16 - East Sea-North of Ulleungdo (R-115) - 03/23,24,25,26,27 - 08:00 ~ 18:00 - 1700 17 - West Coast-Near Daecheongdo Gapjuk (R-116) - 03/24 - 19:00 ~ 22:00 - 3714 18 - Korea Strait-East of Jeju Island (R-118) - 03/28,29 - 14:00 ~ 20:00 - 2400 19 - East Sea-Near Ulsan (R-119) - 03/2303/24,2603/25,2703/28 - 09:00 ~ 20:0009:00 ~ 22:0009:00 ~ 18:0010:30 ~ 18:00 - 1600 20 - East Sea-Northeast Far Sea of Pohang (R-120) - 03/23,24,25,26,27 - 08:00 ~ 18:00 - 1013 21 - East Sea-Near Sokcho (R-121) - 03/26 - 13:00 ~ 15:30 - 1013 22 - Yellow Sea-Northwest Near Anmado (R-123) - 03/23,26,2703/24,25 - 08:00 ~ 18:0008:00 ~ 20:00 - 3011 23 - West Coast-Near Gadeokdo (R-124) - 03/23,24,25,26,27 - 08:00 ~ 18:00 - 3200 24 - West Coast-West Coastal Area of Baengnyeongdo (R-131) - 03/23,24,25,26,27 - 09:00 ~ 20:00 - 3011 25 - West Coast-Southeast Coastal Area of Baengnyeongdo (R-132) - 03/2403/26 - 18:00 ~ 21:0019:00 ~ 22:00 - 3714 26 - West Coast-Near Chochiam (R-133) - 03/23,24,25,26,27 - 08:00 ~ 18:00 - 3415 27 - East Sea-Near Gangneung (R-135) - 03/23,24,25,26,27 - 08:00 ~ 18:00 - 1500 28 - East Sea-Near Samcheok (R-136) - 03/25,27 - 08:00 ~ 18:00 - 1500 29 - West Coast-Near Udo (R-137) - 03/2403/26 - 14:00 ~ 22:0018:00 ~ 22:00 - 3711 30 - West Coast-East of Yeonpyeongdo (R-154) - 03/24,26 - 16:00 ~ 20:00 - 3712 31 - West Coast-West of Daecheongdo (R-153) - 03/25,27 - 14:00 ~ 17:00 - 3011 32 - East Sea-Near Jumunjin (R-156) - 03/23,24,26,2703/25 - 08:00 ~ 18:0008:00 ~ 22:00 - 1500 33 - East Coast ~ Area bounded by points near Daejin Harbor (1) 38-35-43N,128-22-18E (2) 38-33-54N,128-50-46E (3) 38-30-05N,128-50-16E (4) 38-31-59N,128-21-59E - 03/25,26 - 12:00 ~ 20:00 - 1411 34 - East Coast ~ Area bounded by points near Daejin Harbor (1) 38-35-19N,128-23-26E (2) 38-35-18N,128-25-57E (3) 38-33-30N,128-25-56E (4) 38-33-30N,128-23-28E - 03/23,25 - 15:00 ~ 18:30 - 1411 35 - East Coast ~ Area bounded by points near Jumunjin Harbor (1) 37-51-40N,128-51-03E (2) 37-53-36N,128-53-54E (3) 37-52-15N,128-55-41E (4) 37-50-27N,128-52-39E - 03/24 - 18:00 ~ 22:30 - 1412 36 - East Coast ~ Area bounded by points near Okgye Harbor (1) 37-38-32N,129-02-37E (2) 37-40-05N,129-05-54E (3) 37-39-13N,129-06-18E (4) 37-37-38N,129-03-06E - 03/26 - 18:00 ~ 22:30 - 1413 37 - East Coast ~ Area bounded by points near Gungchon Harbor (1) 37-21-41N,129-15-00E (2) 37-22-23N,129-15-06E (3) 37-22-58N,129-15-49E (4) 37-23-49N,129-17-46E (5) 37-22-36N,129-18-40E (6) 37-20-59N,129-18-43E (7) 37-21-01N,129-15-55E - 03/24 - 18:00 ~ 22:30 - 1414 38 - East Coast ~ Area bounded by points near Hosanhang (1) 37-08-58N,129-21-42E (2) 37-09-47N,129-21-36E (3) 37-10-49N,129-24-23E (4) 37-09-10N,129-25-40E (5) 37-08-06N,129-22-32E - 03/26 - 18:00 ~ 22:30 - 1414 39 - East Coast ~ Area bounded by points near Hosanhang (1) 37-08-36N,129-21-52E (2) 37-08-00N,129-22-21E (3) 37-09-01N,129-26-57E (4) 37-11-26N,129-25-04E - 03/24,26 - 19:00 ~ 23:00 - 1414 40 - East Coast ~ Area bounded by points near Hupo Port (1) 36-35-49N,129-24-33E (2) 36-35-49N,129-26-49E (3) 36-34-03N,129-26-49E (4) 36-34-03N,129-24-33E - 03/25,27 - 19:00 ~ 23:00 - 1416 41 - East Coast ~ Centered at 36-13-59N,129-40-12E near Pohang Port with a radius of 5 NM - 03/24,2603/24,2603/24,26 - 09:30 ~ 11:3014:00 ~ 16:0018:00 ~ 21:00 - 1600 42 - West Coast ~ Area bounded by points South of Yellow Sea (1) 34-20-00N,124-30-00E (2) 34-20-00N,125-49-53E (3) 33-45-00N,125-49-53E (4) 33-45-00N,124-30-00E - 03/23,24 - 12:00 ~ 16:00 - 2011 43 - West Coast ~ Area bounded by points west of Gunsan Port, near Jikdo (1) 36-04-00N,125-52-00E (2) 36-04-00N,126-17-00E (3) 35-34-00N,126-17-00E (4) 35-34-00N,125-52-00E - 03/23,24,25,26,27 - 08:30 ~ 17:30 - 3100 44 - West Coast ~ Area bounded by points west of Anmyeondo, near Sapsido (1) 36-19-59N,126-30-59E (2) 36-17-27N,126-34-50E (3) 36-02-04N,126-23-59E (4) 36-13-05N,126-11-00E - 03/2403/25,26,27 - 13:40 ~ 16:1011:30 ~ 14:00 - 3100 45 - West Coast ~ Area bounded by points near Seonjinpohang (1) 37-50-09N,124-42-58E (2) 37-50-08N,124-45-00E (3) 37-49-03N,124-44-59E (4) 37-49-05N,124-42-56E - 03/26,27 - 18:00 ~ 21:00 - 3772 46 - West Coast ~ Area bounded by points near Yeonpyeongdo Port (1) 37-37-06N,125-40-25E (2) 37-37-06N,125-42-28E (3) 37-36-02N,125-42-31E (4) 37-36-04N,125-40-29E - 03/23 - 17:00 ~ 20:00 - 3416 47 - East Coast ~ Area bounded by points near Pohang Port (1) 36-10-01N,129-25-29E (2) 36-08-10N,129-28-20E (3) 36-06-17N,129-26-24E (4) 36-08-10N,129-23-34E - 03/26 - 17:00 ~ 21:00 - 1711 48 - West Coast ~ Area bounded by points west of Ganghwa Island, near Eoyujeonghang (1) 37-41-54N,126-06-28E (2) 37-41-48N,126-09-14E (3) 37-39-39N,126-09-07E (4) 37-39-36N,126-06-59E - 03/26 - 12:00 ~ 15:00 - 3711 49 - West Coast ~ Area bounded by points near Namdanghang (1) 36-41-00N,125-36-00E (2) 36-17-00N,125-36-00E (3) 36-17-00N,126-19-00E (4) 36-41-00N,126-19-00E - 03/25,26,27 - 15:00 ~ 17:00 - 3100

<Navigation Information> 1. This is related to the Ministry of Oceans and Fisheries Comprehensive Situation Room text message (2026. 03. 14). 2. It has been confirmed that North Korea launched an unidentified ballistic missile into the East Sea today (3.14 around 13:20), so please inform navigating and fishing vessels to pay attention to safe navigation. End.

<Navigation Information> 1. This is related to Korea Marine Environment Management Corporation Prevention and Response Division-582(2026. 03. 12). 2. Maritime work (recovery of residual oil from a sunken ship) is scheduled to be carried out in the vicinity of Yeongdo, Busan. Please inform navigating vessels to exercise caution. a. Area: Within 3 nautical miles south of Yeongdo, Busan b. Position: 34-59-52.0N, 129-04-35.8E * Detailed location can be checked on the navigation warning situation board (https://www.khoa.go.kr/nwb). c. Work Period: 2026. 3. 15. (Sun) ~ 4. 14 (Tue) d. Work Details: Mobilization and operation of vessels for the oil recovery work of the sunken vessel (Vigomariner) e. Source: Korea Marine Environment Management Corporation. End.

<Navigational Information> 1. This is related to the message from the Comprehensive Situation Room of the Ministry of Oceans and Fisheries (2026. 03. 06.). 2. On 06 March 2026 (Friday), the coastal gillnet fishing vessel Changwonho (69 tons, registered in Boryeong, with 8 people on board) sank in the sea near Sapsido, Boryeong-si, Chungnam, and a search for the missing persons is underway. 3. Please be informed that as of 18:20 on 06 March 2026 (Friday), the maritime vessel accident crisis response alert has been changed from warning to caution, and notify the vessels in navigation to be cautious. a. Issuance Date and Time: 18:20, 06 March 2026 (Friday) b. Alert Level: Caution c. Source: Comprehensive Situation Room of the Ministry of Oceans and Fisheries. End.

<Navigation Information> 1. This is related to the Ministry of Oceans and Fisheries General Situation Room text message (2026. 03. 06.). 2. On 26.03.06. (Fri) near the waters of Sapsido, Boryeong-si, Chungnam, the coastal net fishing vessel Changwonho (69 tons, registered in Boryeong, with 8 crew members) is sinking. 3. Therefore, please be advised that a marine vessel accident crisis response alert has been issued as follows as of 2026. 03. 06. (Fri) 16:15, and caution should be exercised for navigating vessels. a. Issuance Date and Time: 2026. 03. 06. (Fri) 16:15 b. Alert Level: Alert c. Source: Ministry of Oceans and Fisheries General Situation Room. End.

<Marine Shooting> 1. This is related to Japan Coast Guard Navigation Warning (No.26-0370). 2. We share the details of marine shooting training by the Japan Coast Guard as attached, so please inform the navigation and fishing vessels of this information. * Detailed locations can be checked on the navigation warning situation board (https://www.khoa.go.kr/nwb).   <Source> Japan Coast Guard