Tanker · Flag JP

KAISEI MARU

KAISEI MARU is a tanker (IMO 9560431, MMSI 431001117, flag JP). Its last AIS position was reported on 17 Oct 2026 at 08:51 UTC near Port of Namikata, bound for >JP MSI OFF.

Last position

Position34.13° N, 132.86° ENear Port of Namikata
Reported08:51 UTC17 Oct 2026
Speed13.5 kn
Course214°

Status: Under way using engine · Destination as broadcast: >JP MSI OFF · ETA as broadcast: 18 Oct 2026, 10:00 UTC

Position of MMSI 431001117, rounded to 0.01°; see the exact live position and the last 3 days on the live map.

Vessel details

NameKAISEI MARU
IMO number9560431
MMSI431001117
Call signJD3002
TypeTanker
FlagJP (from the MMSI country code)
Length × beam72 m × 12 m
Highest reported draught4.9 m (last 30 days)
Estimated deadweight≈ 2,510 t — estimated from AIS dimensions
Destination as broadcast>JP MSI OFF
Seen in AIS12 Oct 2026 – 17 Oct 2026 (last 30 days)

Port calls

No port calls detected in the last 60 days.

KAISEI MARU in the API

The full track, every port call and the live position of KAISEI MARU 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/9560431/track?from=2026-10-11&resolution=1h"
curl -H "Authorization: Bearer $AIS_TRAIL_KEY" \
  "https://api.aistrail.com/v1/vessels/imo/9560431/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.