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
SENKOMAMARU
Cargo · last seen 35°N 135°E · Jun 2026 · MMSI 431000376 · Call sign JD2515
Not yet on Master's MateType
Cargo
Length
76 m
Beam
12 m
Draft
4 m
Call sign
JD2515
IMO
9457696
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
6
SENKOMAMARU is a freighter, 76 metres long. Below, she has a beam of 12 m and a draft of 4 m. Officially she's MMSI 431000376, call sign JD2515, IMO 9457696. SENKOMAMARU is welcome on the Master's Mate Safety Initiative Network — free situational awareness and a watch network shared by vessels of every size.
Free forever · No credit card · for commercial operators
Eyes on SENKOMAMARU, 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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Live AIS position · Jun 15, 2026 13:06 UTC
Position
34.5359° N, 135.3545° E
Status
At anchor
Speed
0.0 kn
Course
251°
Destination
>JP SBK OFF
ETA
06-15 19:30 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 SENKOMAMARU 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 SENKOMAMARU and switch it all on
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About SENKOMAMARU
What kind of vessel is SENKOMAMARU?
SENKOMAMARU is a Cargo.
Where was SENKOMAMARU last seen?
SENKOMAMARU was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is SENKOMAMARU's MMSI?
SENKOMAMARU's MMSI is 431000376. Call sign JD2515. IMO 9457696.
How big is SENKOMAMARU?
SENKOMAMARU is about 76 m long, 12 m on the beam, drawing 4 m.
Is SENKOMAMARU on the Master's Mate Safety Initiative Network?
Not yet. If SENKOMAMARU is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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