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Tug
TSUBASA
Tug · Japan · last seen 35°N 140°E · Jun 2026 · MMSI 431004231 · Call sign JD3458
Not yet on Master's MateType
Tug
Flag
JPNLength
38 m
Beam
10 m
Draft
3.8 m
Call sign
JD3458
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
45
Registered in Japan, TSUBASA is a 38-metre tugboat. She's built with a beam of 10 m and a 3.8 m draft. Find her under MMSI 431004231, call sign JD3458. Claim TSUBASA free on the Master's Mate Safety Initiative Network and let nearby cruisers have her back.
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Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.
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Live AIS position · Jun 15, 2026 12:22 UTC
Position
35.4450° N, 139.6777° E
Status
Under way (engine)
Speed
7.3 kn
Course
113°
Destination
JP YOK
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Joining the Safety Initiative Network doesn't just put TSUBASA 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
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Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
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About TSUBASA
What kind of vessel is TSUBASA?
TSUBASA is a Tug flagged to Japan.
Where was TSUBASA last seen?
TSUBASA was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is TSUBASA's MMSI?
TSUBASA's MMSI is 431004231. Call sign JD3458.
How big is TSUBASA?
TSUBASA is about 38 m long, 10 m on the beam, drawing 3.8 m.
Is TSUBASA on the Master's Mate Safety Initiative Network?
Not yet. If TSUBASA is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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