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.
Tug
ATAGO
MMSI 431011098 · Call sign JD4294
Not yet on Master's MateType
Tug
Flag
JPNLength
31 m
Beam
8 m
Draft
3.3 m
Call sign
JD4294
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
28
Out of Japan, ATAGO is a 31-metre tug. She has a beam measuring 8 metres and a draft measuring 3.3 metres. Look for MMSI 431011098, call sign JD4294. There's a place for ATAGO on the Master's Mate Safety Initiative Network — free, community-driven, like AAA for the ocean.
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Built for boats that work — like ATAGO.
Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.
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Last known position · Jun 3, 2026
Position
35.9323° N, 140.6933° E
Working the Sea of Japan? You're never out there alone.
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Joining the Safety Initiative Network doesn't just put ATAGO on the map. It hands you the full bridge:
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Anchor Watch
GPS-precise drag alarms that actually wake you — and your whole crew. Sleep through the night.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
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 ATAGO and switch it all on
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About ATAGO
What kind of vessel is ATAGO?
ATAGO is a Tug flagged to Japan.
Where was ATAGO last seen?
ATAGO was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is ATAGO's MMSI?
ATAGO's MMSI is 431011098. Call sign JD4294.
How big is ATAGO?
ATAGO is about 31 m long, 8 m on the beam, drawing 3.3 m.
Is ATAGO on the Master's Mate Safety Initiative Network?
Not yet. If ATAGO is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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