Sign up free Dashboard Log out
Master's MateSafety Initiative Network
The Master's Mate Safety Initiative Network (MMSIn) — like AAA for the ocean, but free & community-driven. Cruisers keeping each other safe: anchor-drag & distress alerts, a verified captains directory, and a watch network that has your back.
Tanker

28 TOKUEIMARU

Tanker · Japan · last seen 35°N 140°E · Jun 2026 · MMSI 431200655 · Call sign JH3487

Not yet on Master's Mate
Type
Tanker
Flag
JPNJPN
Length
105 m
Beam
15 m
Draft
4.7 m
Call sign
JH3487
IMO
9313539
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
8

28 TOKUEIMARU is a Japanese tank vessel — 105 metres overall. She's built with 15 metres in the beam and a 4.7 m draft. She's on record as MMSI 431200655, call sign JH3487, IMO 9313539. It's free to add 28 TOKUEIMARU to the Master's Mate Safety Initiative Network — like AAA for the ocean, run by the cruisers who use it.

Free forever · No credit card · for commercial operators

Eyes on 28 TOKUEIMARU, around the clock.

Real-time AIS, full systems telemetry, distress alerting and worldwide charts — your hull on one dashboard, from anywhere.

Put her on the dashboard — free →

Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers

Live AIS position · Jun 15, 2026 13:54 UTC
Track 28 TOKUEIMARU live — sign up free →
Position
35.4379° N, 139.7479° E
Status
Under way (engine)
Speed
14.5 kn
Course
219°
Destination
JP KWS DU/ENEOS-3
ETA
06-15 17:30 UTC
Transiting the Sea of Japan? You're never out there alone.
Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.
Free with your claim · for commercial operators

The most powerful cruising platform ever built — yours, free.

Joining the Safety Initiative Network doesn't just put 28 TOKUEIMARU on the map. It hands you the full bridge:

Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Anchor Watch
GPS-precise drag alarms that actually wake you — and your whole crew. Sleep through the night.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim 28 TOKUEIMARU and switch it all on
Free to join · nothing to install to start · cancel anytime
Claim free → unlock everything

About 28 TOKUEIMARU

What kind of vessel is 28 TOKUEIMARU?
28 TOKUEIMARU is a Tanker flagged to Japan.
Where was 28 TOKUEIMARU last seen?
28 TOKUEIMARU was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is 28 TOKUEIMARU's MMSI?
28 TOKUEIMARU's MMSI is 431200655. Call sign JH3487. IMO 9313539.
How big is 28 TOKUEIMARU?
28 TOKUEIMARU is about 105 m long, 15 m on the beam, drawing 4.7 m.
Is 28 TOKUEIMARU on the Master's Mate Safety Initiative Network?
Not yet. If 28 TOKUEIMARU is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).

© 2026 Master’s Mate. All rights reserved.