Tanker · Flag JP

KOWA MARU

KOWA MARU is a tanker (IMO 9949493, MMSI 431020007, flag JP). Its last AIS position was reported on 17 Oct 2026 at 09:52 UTC in Port of Niihama, bound for >JP IHA.

Last position

Position33.98° N, 133.26° EIn Port of Niihama
Reported09:52 UTC17 Oct 2026
Speed0.0 kn
Course188°

Status: At anchor · Destination as broadcast: >JP IHA · ETA as broadcast: 8 Oct 2026, 21:00 UTC

Position of MMSI 431020007, rounded to 0.01°; see the exact live position and the last 3 days on the live map.

Vessel details

NameKOWA MARU
IMO number9949493
MMSI431020007
Call signJD5129
TypeTanker
FlagJP (from the MMSI country code)
Length × beam44 m × 8 m
Highest reported draught3.0 m (last 30 days)
Estimated deadweight≈ 609 t — estimated from AIS dimensions
Destination as broadcast>JP IHA
Seen in AIS12 Oct 2026 – 17 Oct 2026 (last 30 days)

Port calls

No port calls detected in the last 60 days.

KOWA MARU in the API

The full track, every port call and the live position of KOWA 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/9949493/track?from=2026-10-11&resolution=1h"
curl -H "Authorization: Bearer $AIS_TRAIL_KEY" \
  "https://api.aistrail.com/v1/vessels/imo/9949493/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.