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
TOWA MARU
Tanker · last seen 35°N 135°E · Jun 2026 · MMSI 431010068 · Call sign JD4244
Not yet on Master's MateType
Tanker
Length
61 m
Beam
10 m
Draft
4 m
Call sign
JD4244
IMO
9832092
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
6
TOWA MARU is a tanker, 61 metres in length. She's built with 10 metres in the beam and a 4 m draft. On the registers she's MMSI 431010068, call sign JD4244, IMO 9832092. Add TOWA MARU to the Master's Mate Safety Initiative Network and share the water with a fleet that's paying attention — free.
Free forever · No credit card · for commercial operators
Eyes on TOWA 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 12:36 UTC
Position
34.7132° N, 135.3037° E
Status
Under way (engine)
Speed
0.0 kn
Course
268°
Destination
>JP UKB E-4
ETA
06-13 16:00 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 TOWA 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 TOWA MARU and switch it all on
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About TOWA MARU
What kind of vessel is TOWA MARU?
TOWA MARU is a Tanker.
Where was TOWA MARU last seen?
TOWA MARU was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is TOWA MARU's MMSI?
TOWA MARU's MMSI is 431010068. Call sign JD4244. IMO 9832092.
How big is TOWA MARU?
TOWA MARU is about 61 m long, 10 m on the beam, drawing 4 m.
Is TOWA MARU on the Master's Mate Safety Initiative Network?
Not yet. If TOWA MARU is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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