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
SHINNIKKO MARU
MMSI 431004146 · Call sign JD3455
Not yet on Master's MateType
Cargo
Flag
JPNLength
67 m
Beam
11 m
Draft
4 m
Call sign
JD3455
IMO
9652351
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
16
A Japanese freighter, SHINNIKKO MARU measures 67 metres. Below, she has 11 metres in the beam and a draft of 4 m. On AIS she appears as MMSI 431004146, call sign JD3455, IMO 9652351. Big or small, every hull benefits from the free Master's Mate Safety Initiative Network — SHINNIKKO MARU included.
Free forever · No credit card · for commercial operators
Eyes on SHINNIKKO 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 9, 2026 20:10 UTC
Position
34.1836° N, 134.9997° E
Status
Under way (engine)
Speed
10.4 kn
Course
357°
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 SHINNIKKO 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 SHINNIKKO MARU and switch it all on
Free to join · nothing to install to start · cancel anytime
About SHINNIKKO MARU
What kind of vessel is SHINNIKKO MARU?
SHINNIKKO MARU is a Cargo flagged to Japan.
Where was SHINNIKKO MARU last seen?
SHINNIKKO MARU was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is SHINNIKKO MARU's MMSI?
SHINNIKKO MARU's MMSI is 431004146. Call sign JD3455. IMO 9652351.
How big is SHINNIKKO MARU?
SHINNIKKO MARU is about 67 m long, 11 m on the beam, drawing 4 m.
Is SHINNIKKO MARU on the Master's Mate Safety Initiative Network?
Not yet. If SHINNIKKO 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.