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

Hakuho Maru

MMSI 431010000

Not yet on Master's Mate

Flag

JPN

Length

100 m

IMO

8714700

AIS reports

Hakuho Maru, a vessel on the Japan registry, measures 100 metres on deck. She's listed under MMSI 431010000, IMO 8714700. Join Hakuho Maru to the Master's Mate Safety Initiative Network — free, and built by cruisers for cruisers.

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Is Hakuho 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.

Claim this boat — free →

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

Wherever Hakuho 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.

Free with your claim

The most powerful cruising platform ever built — yours, free.

Joining the Safety Initiative Network doesn't just put Hakuho 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 Hakuho Maru and switch it all on

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About Hakuho Maru

What kind of vessel is Hakuho Maru?

Hakuho Maru is a vessel flagged to Japan.

What is Hakuho Maru's MMSI?

Hakuho Maru's MMSI is 431010000. IMO 8714700.

How big is Hakuho Maru?

Hakuho Maru is about 100 m long.

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

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