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.
Tanker
RYOKENMARU_NO8
Tanker · last seen 34°N 135°E · Jun 2026 · MMSI 431010478 · Call sign JD4295
Not yet on Master's MateType
Tanker
Length
67 m
Beam
12 m
Draft
5 m
Call sign
JD4295
IMO
9810161
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
8
RYOKENMARU_NO8 is a tank vessel, 67 metres from stem to stern. She's built with a beam of 12 m and a 5-metre draft. She's listed under MMSI 431010478, call sign JD4295, IMO 9810161. Bring RYOKENMARU_NO8 aboard the Master's Mate Safety Initiative Network — free, and every captain on it has the others' backs.
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Eyes on RYOKENMARU_NO8, 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 16, 2026 03:17 UTC
Position
34.2148° N, 135.1438° E
Status
Under way (engine)
Speed
0.0 kn
Course
147°
Destination
>JP WAK NAKA 1
ETA
06-16 12:00 UTC
Transiting the Sea of Japan? You're never out there alone.
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Joining the Safety Initiative Network doesn't just put RYOKENMARU_NO8 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 RYOKENMARU_NO8
What kind of vessel is RYOKENMARU_NO8?
RYOKENMARU_NO8 is a Tanker.
Where was RYOKENMARU_NO8 last seen?
RYOKENMARU_NO8 was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is RYOKENMARU_NO8's MMSI?
RYOKENMARU_NO8's MMSI is 431010478. Call sign JD4295. IMO 9810161.
How big is RYOKENMARU_NO8?
RYOKENMARU_NO8 is about 67 m long, 12 m on the beam, drawing 5 m.
Is RYOKENMARU_NO8 on the Master's Mate Safety Initiative Network?
Not yet. If RYOKENMARU_NO8 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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