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
SANEI MARU
Cargo · last seen 35°N 135°E · Jun 2026 · MMSI 431023243 · Call sign JD5361
Not yet on Master's MateType
Cargo
Length
74 m
Beam
12 m
Draft
4.6 m
Call sign
JD5361
IMO
1026403
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
6
SANEI MARU is a 74-metre merchant vessel. She's built with a 12 m beam and a 4.6 m draft. Officially she's MMSI 431023243, call sign JD5361, IMO 1026403. Sign SANEI MARU 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 SANEI 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 15:26 UTC
Position
34.7221° N, 134.8084° E
Status
Under way (engine)
Speed
1.8 kn
Course
28°
Destination
JP HHR OFF
ETA
06-13 22:00 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.
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The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put SANEI 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 SANEI MARU and switch it all on
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About SANEI MARU
What kind of vessel is SANEI MARU?
SANEI MARU is a Cargo.
Where was SANEI MARU last seen?
SANEI MARU was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is SANEI MARU's MMSI?
SANEI MARU's MMSI is 431023243. Call sign JD5361. IMO 1026403.
How big is SANEI MARU?
SANEI MARU is about 74 m long, 12 m on the beam, drawing 4.6 m.
Is SANEI MARU on the Master's Mate Safety Initiative Network?
Not yet. If SANEI MARU is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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