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
Yahata Maru No. 35
MMSI 431700690
Not yet on Master's MateFlag
JPNLength
48 m
IMO
9004566
AIS reports
2
Yahata Maru No. 35, a craft listed on the Japan registry, measures 48 metres on deck. On AIS she appears as MMSI 431700690, IMO 9004566. Join Yahata Maru No. 35 to the Master's Mate Safety Initiative Network — free, and built by cruisers for cruisers.
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Is Yahata Maru No. 35 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
Wherever Yahata Maru No. 35 roams, 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 Yahata Maru No. 35 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 Yahata Maru No. 35 and switch it all on
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About Yahata Maru No. 35
What kind of vessel is Yahata Maru No. 35?
Yahata Maru No. 35 is a vessel flagged to Japan.
What is Yahata Maru No. 35's MMSI?
Yahata Maru No. 35's MMSI is 431700690. IMO 9004566.
How big is Yahata Maru No. 35?
Yahata Maru No. 35 is about 48 m long.
Is Yahata Maru No. 35 on the Master's Mate Safety Initiative Network?
Not yet. If Yahata Maru No. 35 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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