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.
Vessel
Tokuyama No. 2
MMSI 431401857
Not yet on Master's MateFlag
JPNLength
110 m
IMO
9235921
AIS reports
2
Out of Japan, Tokuyama No. 2 is an 110-metre boat. On AIS she shows as MMSI 431401857, IMO 9235921. Tokuyama No. 2 can be part of the Master's Mate Safety Initiative Network at no cost — a community watch that never sleeps.
Free forever · No credit card
Is Tokuyama No. 2 your boat?
Your free claim unlocks the most powerful cruising platform ever built — anchor watch, worldwide charts, live AIS, weather routing, and a network of cruisers watching each other’s backs.
Claim this boat — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 9, 2026 23:47 UTC
Position
34.2729° N, 134.9886° E
Status
Under way (engine)
Speed
7.3 kn
Course
7°
Destination
JP UKB E3
ETA
06-10 13:00 UTC
Crossing 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
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put Tokuyama No. 2 on the map. It hands you the full bridge:
Anchor Watch
GPS-precise drag alarms that actually wake you — and your whole crew. Sleep through the night.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
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.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim Tokuyama No. 2 and switch it all on
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About Tokuyama No. 2
What kind of vessel is Tokuyama No. 2?
Tokuyama No. 2 is a vessel flagged to Japan.
Where was Tokuyama No. 2 last seen?
Tokuyama No. 2 was last reported in the Sea of Japan on public AIS.
What is Tokuyama No. 2's MMSI?
Tokuyama No. 2's MMSI is 431401857. IMO 9235921.
How big is Tokuyama No. 2?
Tokuyama No. 2 is about 110 m long.
Is Tokuyama No. 2 on the Master's Mate Safety Initiative Network?
Not yet. If Tokuyama No. 2 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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