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
NO.2 FUJI MARU
MMSI 431005657 · Call sign JD3721
Not yet on Master's MateType
Tug
Flag
JPNLength
33 m
Beam
9 m
Draft
3 m
Call sign
JD3721
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
Registered in Japan, NO.2 FUJI MARU is a 33-metre working tug. She carries 9 metres in the beam and a 3-metre draft. She broadcasts as MMSI 431005657, call sign JD3721. Put NO.2 FUJI MARU on the free Master's Mate Safety Initiative Network and keep the working fleet looking out for each other.
Free forever · No credit card · for working boats
Built for boats that work — like NO.2 FUJI 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 3, 2026
Position
35.4867° N, 139.7080° E
Working 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.
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The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put NO.2 FUJI 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 NO.2 FUJI MARU and switch it all on
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About NO.2 FUJI MARU
What kind of vessel is NO.2 FUJI MARU?
NO.2 FUJI MARU is a Tug flagged to Japan.
Where was NO.2 FUJI MARU last seen?
NO.2 FUJI MARU was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is NO.2 FUJI MARU's MMSI?
NO.2 FUJI MARU's MMSI is 431005657. Call sign JD3721.
How big is NO.2 FUJI MARU?
NO.2 FUJI MARU is about 33 m long, 9 m on the beam, drawing 3 m.
Is NO.2 FUJI MARU on the Master's Mate Safety Initiative Network?
Not yet. If NO.2 FUJI MARU is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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