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
SHIMAKAJI
Cargo · last seen 33°N 134°E · Jun 2026 · MMSI 431016958 · Call sign JD4958
Not yet on Master's MateType
Cargo
Length
117 m
Beam
15 m
Draft
4.8 m
Call sign
JD4958
IMO
9926142
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
5
SHIMAKAJI is a cargo vessel, 117 metres overall. She's built with a 15-metre beam and a 4.8-metre draft. Officially she's MMSI 431016958, call sign JD4958, IMO 9926142. Bring SHIMAKAJI aboard the Master's Mate Safety Initiative Network — free, and every captain on it has the others' backs.
Free forever · No credit card · for commercial operators
Eyes on SHIMAKAJI, 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 16, 2026 14:03 UTC
Position
32.9669° N, 133.7871° E
Status
Under way (engine)
Speed
17.7 kn
Course
66°
Destination
JP OSA 4S
ETA
06-17 08:50 UTC
Wherever SHIMAKAJI roams, 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 SHIMAKAJI 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 SHIMAKAJI and switch it all on
Free to join · nothing to install to start · cancel anytime
About SHIMAKAJI
What kind of vessel is SHIMAKAJI?
SHIMAKAJI is a Cargo.
Where was SHIMAKAJI last seen?
SHIMAKAJI was last reported in around 33°N 134°E in Jun 2026 on public AIS.
What is SHIMAKAJI's MMSI?
SHIMAKAJI's MMSI is 431016958. Call sign JD4958. IMO 9926142.
How big is SHIMAKAJI?
SHIMAKAJI is about 117 m long, 15 m on the beam, drawing 4.8 m.
Is SHIMAKAJI on the Master's Mate Safety Initiative Network?
Not yet. If SHIMAKAJI is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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