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
EISEI MARU
Cargo · last seen 40°N 140°E · Jun 2026 · MMSI 431012204 · Call sign JD4489
Not yet on Master's MateType
Cargo
Length
75 m
Beam
12 m
Draft
4.2 m
Call sign
JD4489
IMO
9860453
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
11
EISEI MARU is a cargo vessel, 75 metres overall. EISEI MARU has 12 metres in the beam and a 4.2-metre draft. Find her under MMSI 431012204, call sign JD4489, IMO 9860453. EISEI MARU 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 EISEI 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 18:33 UTC
Position
39.8073° N, 139.9932° E
Status
At anchor
Speed
0.0 kn
Course
26°
Destination
>JP AFG OFF
ETA
06-14 00:00 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.
Free with your claim · for commercial operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put EISEI 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 EISEI MARU and switch it all on
Free to join · nothing to install to start · cancel anytime
About EISEI MARU
What kind of vessel is EISEI MARU?
EISEI MARU is a Cargo.
Where was EISEI MARU last seen?
EISEI MARU was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is EISEI MARU's MMSI?
EISEI MARU's MMSI is 431012204. Call sign JD4489. IMO 9860453.
How big is EISEI MARU?
EISEI MARU is about 75 m long, 12 m on the beam, drawing 4.2 m.
Is EISEI MARU on the Master's Mate Safety Initiative Network?
Not yet. If EISEI MARU is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
© 2026 Master’s Mate. All rights reserved.