Master's MateSafety Initiative Network
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Tanker
KAIYO MARU
Tanker · Japan · last seen 35°N 135°E · Jun 2026 · MMSI 431005329 · Call sign JD3685
Not yet on Master's MateType
Tanker
Flag
JPNLength
52 m
Beam
9 m
Draft
3 m
Call sign
JD3685
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
31
KAIYO MARU, a tank ship wearing Japanese colours, measures 52 metres on deck. KAIYO MARU has a beam measuring 9 metres and a 3-metre draft. Find her under MMSI 431005329, call sign JD3685. Bring KAIYO MARU aboard the Master's Mate Safety Initiative Network — free, and every captain on it has the others' backs.
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Eyes on KAIYO MARU, around the clock.
Real-time AIS, full systems telemetry, distress alerting and worldwide charts — your hull on one dashboard, from anywhere.
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Live AIS position · Jun 15, 2026 13:45 UTC
Position
34.6845° N, 135.2021° E
Status
Under way (engine)
Speed
0.0 kn
Course
228°
Destination
JP UKB
ETA
06-15 14:30 UTC
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Joining the Safety Initiative Network doesn't just put KAIYO MARU 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.
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About KAIYO MARU
What kind of vessel is KAIYO MARU?
KAIYO MARU is a Tanker flagged to Japan.
Where was KAIYO MARU last seen?
KAIYO MARU was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is KAIYO MARU's MMSI?
KAIYO MARU's MMSI is 431005329. Call sign JD3685.
How big is KAIYO MARU?
KAIYO MARU is about 52 m long, 9 m on the beam, drawing 3 m.
Is KAIYO MARU on the Master's Mate Safety Initiative Network?
Not yet. If KAIYO MARU is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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