Cargo ship · Flag JP

TAISEI MARU NO.37

TAISEI MARU NO.37 is a cargo ship (IMO 9115509, MMSI 431300239, flag JP). Its last AIS position was reported on 14 Oct 2026 at 07:49 UTC in Port of Yokosuka Ko, bound for JP KIS OF.

Last position

Position35.29° N, 139.74° EIn Port of Yokosuka Ko
Reported07:49 UTC14 Oct 2026
Speed10.7 kn
Course152°

Status: Under way using engine · Destination as broadcast: JP KIS OF · ETA as broadcast: 16 Oct 2026, 01:00 UTC

Position of MMSI 431300239, rounded to 0.01°; see the exact live position and the last 3 days on the live map.

Vessel details

NameTAISEI MARU NO.37
IMO number9115509
MMSI431300239
Call signJJ3822
TypeCargo ship
FlagJP (from the MMSI country code)
Length × beam73 m × 14 m
Highest reported draught5.6 m (last 30 days)
Estimated deadweight≈ 3,350 t — estimated from AIS dimensions
Destination as broadcastJP KIS OF
Seen in AIS11 Oct 2026 – 14 Oct 2026 (last 30 days)

Port calls

No port calls detected in the last 60 days.

TAISEI MARU NO.37 in the API

The full track, every port call and the live position of TAISEI MARU NO.37 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/imo/9115509/track?from=2026-10-10&resolution=1h"
curl -H "Authorization: Bearer $AIS_TRAIL_KEY" \
  "https://api.aistrail.com/v1/vessels/imo/9115509/port-calls?from=2026-10-10"

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.