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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
SEIKA MARU
Cargo · last seen 35°N 135°E · Jun 2026 · MMSI 431006299 · Call sign JD3835
Not yet on Master's MateType
Cargo
Length
68 m
Beam
11 m
Draft
3.7 m
Call sign
JD3835
IMO
9736250
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
10
SEIKA MARU is a freighter, 68 metres long. She has a beam measuring 11 metres and a draft of 3.7 m. Officially she's MMSI 431006299, call sign JD3835, IMO 9736250. Claim SEIKA MARU free on the Master's Mate Safety Initiative Network and let nearby cruisers have her back.
Free forever · No credit card · for commercial operators
Eyes on SEIKA MARU, 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 13:44 UTC
Position
34.7006° N, 135.2533° E
Status
Under way (engine)
Speed
0.0 kn
Course
312°
Destination
> JP UKB E1 KS6
ETA
06-14 10:00 UTC
Transiting the Sea of Japan? You're never out there alone.
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Joining the Safety Initiative Network doesn't just put SEIKA 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.
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About SEIKA MARU
What kind of vessel is SEIKA MARU?
SEIKA MARU is a Cargo.
Where was SEIKA MARU last seen?
SEIKA MARU was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is SEIKA MARU's MMSI?
SEIKA MARU's MMSI is 431006299. Call sign JD3835. IMO 9736250.
How big is SEIKA MARU?
SEIKA MARU is about 68 m long, 11 m on the beam, drawing 3.7 m.
Is SEIKA MARU on the Master's Mate Safety Initiative Network?
Not yet. If SEIKA MARU is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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