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.
Tug
NO3TOA MARU
MMSI 431000124 · Call sign JD2362
Not yet on Master's MateType
Tug
Flag
JPNLength
38 m
Beam
9 m
Draft
3 m
Call sign
JD2362
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
12
NO3TOA MARU is a harbour tug flying the Japanese flag, 38 metres long. Below, she has 9 metres in the beam and a draft of 3 m. Officially she's MMSI 431000124, call sign JD2362. NO3TOA MARU earns her keep on the water; the free Master's Mate Safety Initiative Network keeps a watching fleet and a distress mesh close at hand.
Free forever · No credit card · for working boats
Built for boats that work — like NO3TOA MARU.
Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.
Rig her out — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Last known position · Jun 2, 2026
Position
35.2206° N, 139.7161° E
Working the Sea of Japan? You're never out there alone.
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Joining the Safety Initiative Network doesn't just put NO3TOA MARU on the map. It hands you the full bridge:
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
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.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
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.
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 NO3TOA MARU and switch it all on
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About NO3TOA MARU
What kind of vessel is NO3TOA MARU?
NO3TOA MARU is a Tug flagged to Japan.
Where was NO3TOA MARU last seen?
NO3TOA MARU was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is NO3TOA MARU's MMSI?
NO3TOA MARU's MMSI is 431000124. Call sign JD2362.
How big is NO3TOA MARU?
NO3TOA MARU is about 38 m long, 9 m on the beam, drawing 3 m.
Is NO3TOA MARU on the Master's Mate Safety Initiative Network?
Not yet. If NO3TOA MARU is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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