Cargo ship · Flag JP

KEIWA MARU

KEIWA MARU is a cargo ship (IMO 9990466, MMSI 431021033, flag JP). Its last AIS position was reported on 14 Oct 2026 at 02:01 UTC near Port of Kawasaki Ko, bound for JP KSM.

Last position

Position35.42° N, 139.73° ENear Port of Kawasaki Ko
Reported02:01 UTC14 Oct 2026
Speed11.0 kn
Course233°

Status: Under way using engine · Destination as broadcast: JP KSM · ETA as broadcast: 14 Oct 2026, 22:00 UTC

Position of MMSI 431021033, rounded to 0.01°; see the exact live position and the last 3 days on the live map.

Vessel details

NameKEIWA MARU
IMO number9990466
MMSI431021033
Call signJD5230
TypeCargo ship
FlagJP (from the MMSI country code)
Length × beam74 m × 12 m
Highest reported draught3.6 m (last 30 days)
Estimated deadweight≈ 1,870 t — estimated from AIS dimensions
Destination as broadcastJP KSM
Seen in AIS10 Oct 2026 – 14 Oct 2026 (last 30 days)

Port calls

No port calls detected in the last 60 days.

KEIWA MARU in the API

The full track, every port call and the live position of KEIWA 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/9990466/track?from=2026-10-10&resolution=1h"
curl -H "Authorization: Bearer $AIS_TRAIL_KEY" \
  "https://api.aistrail.com/v1/vessels/imo/9990466/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.