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Cargo
KYOWA MARU NO.3
MMSI 431012797 · Call sign JD4517
Not yet on Master's MateType
Cargo
Flag
JPNLength
75 m
Beam
12 m
Draft
5 m
Call sign
JD4517
IMO
9853345
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
17
KYOWA MARU NO.3 is a Japanese cargo carrier — 75 metres overall. She carries 12 metres in the beam and a 5-metre draft. Her papers read MMSI 431012797, call sign JD4517, IMO 9853345. Sign KYOWA MARU NO.3 up free to the Master's Mate Safety Initiative Network and join a fleet that looks after its own.
Free forever · No credit card · for commercial operators
Eyes on KYOWA MARU NO.3, around the clock.
Real-time AIS, full systems telemetry, distress alerting and worldwide charts — your hull on one dashboard, from anywhere.
Put her on the dashboard — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Last known position · Jun 4, 2026
Position
39.2654° N, 141.9043° E
Transiting 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.
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Joining the Safety Initiative Network doesn't just put KYOWA MARU NO.3 on the map. It hands you the full bridge:
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.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
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.
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 KYOWA MARU NO.3 and switch it all on
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About KYOWA MARU NO.3
What kind of vessel is KYOWA MARU NO.3?
KYOWA MARU NO.3 is a Cargo flagged to Japan.
Where was KYOWA MARU NO.3 last seen?
KYOWA MARU NO.3 was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is KYOWA MARU NO.3's MMSI?
KYOWA MARU NO.3's MMSI is 431012797. Call sign JD4517. IMO 9853345.
How big is KYOWA MARU NO.3?
KYOWA MARU NO.3 is about 75 m long, 12 m on the beam, drawing 5 m.
Is KYOWA MARU NO.3 on the Master's Mate Safety Initiative Network?
Not yet. If KYOWA MARU NO.3 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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