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.
Cargo
SHIN-OH MARU
Cargo · last seen 35°N 140°E · Jun 2026 · MMSI 431014492 · Call sign JD4664
Not yet on Master's MateType
Cargo
Length
190 m
Beam
27 m
Draft
6.6 m
Call sign
JD4664
IMO
9846196
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
11
SHIN-OH MARU is a 190-metre cargo ship. SHIN-OH MARU has 27 metres in the beam and a 6.6 m draft. On the registers she's MMSI 431014492, call sign JD4664, IMO 9846196. Big or small, every hull benefits from the free Master's Mate Safety Initiative Network — SHIN-OH MARU included.
Free forever · No credit card · for commercial operators
Eyes on SHIN-OH MARU, 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
Live AIS position · Jun 15, 2026 14:43 UTC
Position
35.3707° N, 139.7040° E
Status
Under way (engine)
Speed
18.8 kn
Course
177°
Destination
JP TMK
ETA
06-16 21:00 UTC
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.
Free with your claim · for commercial operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put SHIN-OH 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.
Claim SHIN-OH MARU and switch it all on
Free to join · nothing to install to start · cancel anytime
About SHIN-OH MARU
What kind of vessel is SHIN-OH MARU?
SHIN-OH MARU is a Cargo.
Where was SHIN-OH MARU last seen?
SHIN-OH MARU was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is SHIN-OH MARU's MMSI?
SHIN-OH MARU's MMSI is 431014492. Call sign JD4664. IMO 9846196.
How big is SHIN-OH MARU?
SHIN-OH MARU is about 190 m long, 27 m on the beam, drawing 6.6 m.
Is SHIN-OH MARU on the Master's Mate Safety Initiative Network?
Not yet. If SHIN-OH MARU is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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