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
Kamitaka Maru
MMSI 431005439
Not yet on Master's MateFlag
JPNLength
67 m
IMO
9699402
AIS reports
2
Kamitaka Maru is a Japanese craft, 67 metres overall. On the registers she's MMSI 431005439, IMO 9699402. Kamitaka Maru can join the Master's Mate Safety Initiative Network for free: think of it as a watch network that has every boat's back.
Free forever · No credit card
Is Kamitaka 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
Live AIS position · Jun 9, 2026 17:34 UTC
Position
34.7479° N, 134.6052° E
Status
Under way (engine)
Speed
10.0 kn
Course
304°
Destination
JP HIM/ABOSHI OFF
ETA
06-10 03:00 UTC
Crossing 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.
Free with your claim
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put Kamitaka 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 Kamitaka Maru and switch it all on
Free to join · nothing to install to start · cancel anytime
About Kamitaka Maru
What kind of vessel is Kamitaka Maru?
Kamitaka Maru is a vessel flagged to Japan.
Where was Kamitaka Maru last seen?
Kamitaka Maru was last reported in the Sea of Japan on public AIS.
What is Kamitaka Maru's MMSI?
Kamitaka Maru's MMSI is 431005439. IMO 9699402.
How big is Kamitaka Maru?
Kamitaka Maru is about 67 m long.
Is Kamitaka Maru on the Master's Mate Safety Initiative Network?
Not yet. If Kamitaka Maru is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
© 2026 Master’s Mate. All rights reserved.