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
WAKA MARU NO.12
MMSI 431004947 · Call sign JD3590
Not yet on Master's MateType
Cargo
Flag
JPNLength
76 m
Beam
12 m
Draft
4.6 m
Call sign
JD3590
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
18
WAKA MARU NO.12 is a freighter registered in Japan, 76 metres long. She has a 12-metre beam and a draft of 4.6 m. On AIS she appears as MMSI 431004947, call sign JD3590. WAKA MARU NO.12 can join the Master's Mate Safety Initiative Network for free: think of it as a watch network that has every boat's back.
Free forever · No credit card · for commercial operators
Eyes on WAKA MARU NO.12, 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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Last known position · Jun 4, 2026
Position
39.2595° N, 141.9075° E
Transiting the Sea of Japan? You're never out there alone.
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Joining the Safety Initiative Network doesn't just put WAKA MARU NO.12 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 WAKA MARU NO.12 and switch it all on
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About WAKA MARU NO.12
What kind of vessel is WAKA MARU NO.12?
WAKA MARU NO.12 is a Cargo flagged to Japan.
Where was WAKA MARU NO.12 last seen?
WAKA MARU NO.12 was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is WAKA MARU NO.12's MMSI?
WAKA MARU NO.12's MMSI is 431004947. Call sign JD3590.
How big is WAKA MARU NO.12?
WAKA MARU NO.12 is about 76 m long, 12 m on the beam, drawing 4.6 m.
Is WAKA MARU NO.12 on the Master's Mate Safety Initiative Network?
Not yet. If WAKA MARU NO.12 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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