Vessel · Flag JP

NIKKOU MARU NO.21

NIKKOU MARU NO.21 is a vessel (MMSI 431004494, flag JP). Its last AIS position was reported on 17 Oct 2026 at 11:28 UTC near Port of Shingu, bound for JP CHB OFF.

Last position

Position33.58° N, 136.09° ENear Port of Shingu
Reported11:28 UTC17 Oct 2026
Speed10.4 kn
Course47°

Status: Under way using engine · Destination as broadcast: JP CHB OFF · ETA as broadcast: 18 Oct 2026, 19:00 UTC

Position of MMSI 431004494, rounded to 0.01°; see the exact live position and the last 3 days on the live map.

Vessel details

NameNIKKOU MARU NO.21
IMO number–
MMSI431004494
Call sign–
TypeNot given
FlagJP (from the MMSI country code)
Length × beam–
Highest reported draught–
Estimated deadweight–
Destination as broadcastJP CHB OFF
Seen in AIS17 Oct 2026 – 17 Oct 2026 (last 30 days)

Port calls

No port calls detected in the last 60 days.

NIKKOU MARU NO.21 in the API

The full track, every port call and the live position of NIKKOU MARU NO.21 are available through the AIS Trail API. A free key covers the last 7 days of history; paid plans cover the last 12 months, and Pro and Business add live positions.

curl -H "Authorization: Bearer $AIS_TRAIL_KEY" \
  "https://api.aistrail.com/v1/vessels/431004494/track?from=2026-10-11&resolution=1h"
curl -H "Authorization: Bearer $AIS_TRAIL_KEY" \
  "https://api.aistrail.com/v1/vessels/431004494/port-calls?from=2026-10-11"

Sources

Flags come from the MMSI country code, deadweight and size class are estimates from AIS dimensions, port calls are detected by AIS Trail from position reports. All sources and licences: Data sources.

Not for navigation. AIS data can be missing, delayed or wrong; do not use it for navigation, collision avoidance, search and rescue or any other safety-of-life purpose.