Tanker 🇯🇵Japan

KOSHOMARU

MMSI 431017594Call sign JD4996

6.3 km E of Asahimachi, Japan

Last seen 11 Nov, 01:04 UTC

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35.5080° N, 139.7684° E

35.5080° N, 139.7684° ELast 24 h track

Speed11.1kn

Course267°

DestinationCLASS B

Voyage

Destination: CLASS B
Speed: 11.1 kn
Course: 267°
Heading: 267°
Position: 35.5080° N, 139.7684° E
Last report: 11 Nov 2026, 01:04 UTC11 Nov, 01:04 UTC
Nearest port: Asahimachi6.3 km E of the port

Particulars

MMSI: 431017594
Call sign: JD4996
Flag: 🇯🇵 Japan
Type: TankerAIS type 80
Length: 43 m
Beam: 8 m

Not broadcast: ETA, IMO number and draught.

About KOSHOMARU

KOSHOMARU (MMSI 431017594) is a tanker registered in Japan. It is 43 m long and 8 m wide. Its most recent AIS position, received on 11 Nov 2026 at 01:04 UTC, placed it 6.3 km E of Asahimachi, Japan. It was moving at 11.1 knots on a course of 267°. The crew reported CLASS B as the destination.

Frequently asked questions

Where is KOSHOMARU now?

KOSHOMARU was last reported 6.3 km E of Asahimachi, Japan on 11 Nov 2026 at 01:04 UTC. It was moving at 11.1 knots on a course of 267°.

What type of ship is KOSHOMARU?

KOSHOMARU is a tanker. It is 43 m long and 8 m wide.

What is the MMSI number of KOSHOMARU?

The MMSI of KOSHOMARU is 431017594. Its call sign is JD4996.

What flag does KOSHOMARU fly?

KOSHOMARU sails under the flag of Japan (JP).

Where is KOSHOMARU going?

KOSHOMARU reported its destination as CLASS B.

Vessels nearby

Other ships reported close to KOSHOMARU in the last 24 hours.

BONANZA 🇰🇷 Tanker → JP KWS US0.2 km away · 3.2 kn SATSUMASEIUN MARU 🇯🇵 Fishing → JP KWS HO0.3 km away · Moored AOMINESANMARU NO.28 🇯🇵 Tanker → CLASS B0.5 km away · 1.8 kn MASUTOMIMARU 🇯🇵 Tanker → CLASS B0.6 km away · 0.6 kn HERMIT 🇸🇬 Tanker → JPKWSDU0.7 km away · Moored YAMATO MARU 🇯🇵 Tanker → JP KWS HO-240.8 km away · Moored

Show 6 more

KOKIMARU 🇯🇵 Tanker → CLASS B0.8 km away · 10.1 kn YAMATO MARU 🇯🇵 Tug → JP YOK0.9 km away · Stopped YUKIKAZE 🇯🇵 Special purpose → JP KWS0.9 km away · Stopped IZUMO MARU 🇯🇵 Tug → JP KWS0.9 km away · Stopped KUROGANE 🇯🇵 Tug → JP YOK0.9 km away · Stopped HAKUSENMARU NO.7 🇯🇵 Tanker → CLASS B0.9 km away · 8.4 kn

Other vessels named KOSHOMARU

Ship names are not unique — check the MMSI or IMO to be sure you have the right one.

KOSHOMARU 🇯🇵 Fishing → CLASS B11.1 kn KOSHOMARU 🇯🇵 Fishing 4.5 kn

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