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.
Passenger
KITAKAMI
MMSI 431012359 · Call sign JD4556
Not yet on Master's MateType
Passenger
Flag
JPNLength
193 m
Beam
27 m
Draft
6.5 m
Call sign
JD4556
IMO
9831749
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
41
On the Japanese registry, KITAKAMI is a 193-metre ferry. She carries a beam measuring 27 metres and a 6.5-metre draft. On AIS she shows as MMSI 431012359, call sign JD4556, IMO 9831749. The Master's Mate Safety Initiative Network welcomes KITAKAMI — free to join, cruiser-run, and always on watch.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard KITAKAMI safe.
Distress alerting, live AIS, onboard monitoring and weather routing — the safety stack for boats that carry people.
Switch on the safety stack — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Last known position · Jun 3, 2026
Position
38.8898° N, 142.0033° E
Wherever KITAKAMI 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 · for passenger & charter operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put KITAKAMI on the map. It hands you the full bridge:
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
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.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim KITAKAMI and switch it all on
Free to join · nothing to install to start · cancel anytime
About KITAKAMI
What kind of vessel is KITAKAMI?
KITAKAMI is a Passenger flagged to Japan.
Where was KITAKAMI last seen?
KITAKAMI was last reported in around 39°N 142°E in Jun 2026 on public AIS.
What is KITAKAMI's MMSI?
KITAKAMI's MMSI is 431012359. Call sign JD4556. IMO 9831749.
How big is KITAKAMI?
KITAKAMI is about 193 m long, 27 m on the beam, drawing 6.5 m.
Is KITAKAMI on the Master's Mate Safety Initiative Network?
Not yet. If KITAKAMI is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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