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

Mone Maru

MMSI 431003715

Not yet on Master's Mate

Flag

JPN

Length

74 m

IMO

9644718

AIS reports

Out of Japan, Mone Maru is a 74-metre craft. On AIS she shows as MMSI 431003715, IMO 9644718. Mone Maru is invited to the free Master's Mate Safety Initiative Network, where cruisers keep each other safe.

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Is Mone Maru 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.

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Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers

Wherever Mone Maru 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 Mone Maru 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 Mone Maru and switch it all on

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About Mone Maru

What kind of vessel is Mone Maru?

Mone Maru is a vessel flagged to Japan.

What is Mone Maru's MMSI?

Mone Maru's MMSI is 431003715. IMO 9644718.

How big is Mone Maru?

Mone Maru is about 74 m long.

Is Mone Maru on the Master's Mate Safety Initiative Network?

Not yet. If Mone Maru is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).