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
SHINSEIMARU
Cargo · last seen 35°N 135°E · Jun 2026 · MMSI 431007528 · Call sign JD3996
Not yet on Master's MateType
Cargo
Length
76 m
Beam
12 m
Draft
4.7 m
Call sign
JD3996
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
6
SHINSEIMARU is a 76-metre freighter. She has a 12-metre beam and a draft of 4.7 m. Officially she's MMSI 431007528, call sign JD3996. Give SHINSEIMARU the backing of the Master's Mate Safety Initiative Network — free, and a fleet that has her back.
Free forever · No credit card · for commercial operators
Eyes on SHINSEIMARU, 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 13:48 UTC
Position
34.6065° N, 135.3114° E
Status
Under way (engine)
Speed
11.7 kn
Course
41°
Destination
JP AMX OFF
ETA
06-15 23:30 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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Joining the Safety Initiative Network doesn't just put SHINSEIMARU 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 SHINSEIMARU and switch it all on
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About SHINSEIMARU
What kind of vessel is SHINSEIMARU?
SHINSEIMARU is a Cargo.
Where was SHINSEIMARU last seen?
SHINSEIMARU was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is SHINSEIMARU's MMSI?
SHINSEIMARU's MMSI is 431007528. Call sign JD3996.
How big is SHINSEIMARU?
SHINSEIMARU is about 76 m long, 12 m on the beam, drawing 4.7 m.
Is SHINSEIMARU on the Master's Mate Safety Initiative Network?
Not yet. If SHINSEIMARU is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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