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

Cscl Yokohama

MMSI 477189200

Not yet on Master's Mate

Flag

HKG

Length

145 m

IMO

9383546

AIS reports

Cscl Yokohama is a Hong Kong vessel — 145 metres overall. Her registration reads MMSI 477189200, IMO 9383546. Cscl Yokohama belongs on the Master's Mate Safety Initiative Network, a free safety net shared by boats the world over.

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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 Cscl Yokohama 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 Cscl Yokohama 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 Cscl Yokohama and switch it all on

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About Cscl Yokohama

What kind of vessel is Cscl Yokohama?

Cscl Yokohama is a vessel flagged to Hong Kong S.A.R..

What is Cscl Yokohama's MMSI?

Cscl Yokohama's MMSI is 477189200. IMO 9383546.

How big is Cscl Yokohama?

Cscl Yokohama is about 145 m long.

Is Cscl Yokohama on the Master's Mate Safety Initiative Network?

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