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.
Cargo
TAIHEI MARU
MMSI 431400482 · Call sign JK5319
Not yet on Master's MateType
Cargo
Flag
JPNLength
75 m
Beam
12 m
Draft
4.5 m
Call sign
JK5319
IMO
8890085
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
22
TAIHEI MARU is a Japanese merchant ship, 75 metres on deck. Her hull carries a beam measuring 12 metres and a draft measuring 4.5 metres. On AIS she appears as MMSI 431400482, call sign JK5319, IMO 8890085. Give TAIHEI MARU the backing of the Master's Mate Safety Initiative Network — free, and a fleet that has her back.
Free forever · No credit card · for commercial operators
Eyes on TAIHEI MARU, 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 9, 2026 23:37 UTC
Position
35.4544° N, 139.6756° E
Status
Under way (engine)
Speed
6.1 kn
Course
307°
Transiting the Sea of Japan? You're never out there alone.
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Joining the Safety Initiative Network doesn't just put TAIHEI MARU 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 TAIHEI MARU and switch it all on
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About TAIHEI MARU
What kind of vessel is TAIHEI MARU?
TAIHEI MARU is a Cargo flagged to Japan.
Where was TAIHEI MARU last seen?
TAIHEI MARU was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is TAIHEI MARU's MMSI?
TAIHEI MARU's MMSI is 431400482. Call sign JK5319. IMO 8890085.
How big is TAIHEI MARU?
TAIHEI MARU is about 75 m long, 12 m on the beam, drawing 4.5 m.
Is TAIHEI MARU on the Master's Mate Safety Initiative Network?
Not yet. If TAIHEI MARU is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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