Tanker · Flag JP

TOKIWAMARU

TOKIWAMARU is a tanker (IMO 9146857, MMSI 431100272, flag JP). Its last AIS position was reported on 17 Oct 2026 at 03:36 UTC, bound for >JP MSA OFF.

Last position

Position33.93° N, 136.55° E
Reported03:36 UTC17 Oct 2026
Speed11.9 kn
Course43°

Status: Under way using engine · Destination as broadcast: >JP MSA OFF · ETA as broadcast: 17 Oct 2026, 19:00 UTC

Position of MMSI 431100272, rounded to 0.01°; see the exact live position and the last 3 days on the live map.

Vessel details

NameTOKIWAMARU
IMO number9146857
MMSI431100272
Call signJG5358
TypeTanker
FlagJP (from the MMSI country code)
Length × beam90 m × 13 m
Highest reported draught5.9 m (last 30 days)
Estimated deadweight≈ 4,170 t — estimated from AIS dimensions
Destination as broadcast>JP MSA OFF
Seen in AIS16 Oct 2026 – 17 Oct 2026 (last 30 days)

Port calls

No port calls detected in the last 60 days.

TOKIWAMARU in the API

The full track, every port call and the live position of TOKIWAMARU 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/9146857/track?from=2026-10-11&resolution=1h"
curl -H "Authorization: Bearer $AIS_TRAIL_KEY" \
  "https://api.aistrail.com/v1/vessels/imo/9146857/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.