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.
Fishing
KAIYUMARU
Fishing · last seen 33°N 134°E · Jun 2026 · MMSI 432753000 · Call sign 7JGB
Not yet on Master's MateType
Fishing
Length
68 m
Beam
10 m
Draft
5.2 m
Call sign
7JGB
IMO
9580948
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
4
KAIYUMARU is a 68-metre fishing vessel. She's built with a beam measuring 10 metres and a 5.2-metre draft. Her papers read MMSI 432753000, call sign 7JGB, IMO 9580948. KAIYUMARU is welcome on the Master's Mate Safety Initiative Network — a free, community-run watch where boats look out for one another.
Free forever · No credit card · for working captains
Know where the fleet is. Get KAIYUMARU home safe.
Live AIS traffic, weather you can plan around, engine & systems telemetry, and a distress mesh that reaches nearby boats.
Keep the fleet in sight — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 16, 2026 06:03 UTC
Position
33.2324° N, 134.2632° E
Status
Under way (engine)
Speed
13.9 kn
Course
214°
Destination
JP NMX
ETA
06-18 00:00 UTC
Wherever KAIYUMARU 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 working captains
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put KAIYUMARU 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.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
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.
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 KAIYUMARU and switch it all on
Free to join · nothing to install to start · cancel anytime
About KAIYUMARU
What kind of vessel is KAIYUMARU?
KAIYUMARU is a Fishing.
Where was KAIYUMARU last seen?
KAIYUMARU was last reported in around 33°N 134°E in Jun 2026 on public AIS.
What is KAIYUMARU's MMSI?
KAIYUMARU's MMSI is 432753000. Call sign 7JGB. IMO 9580948.
How big is KAIYUMARU?
KAIYUMARU is about 68 m long, 10 m on the beam, drawing 5.2 m.
Is KAIYUMARU on the Master's Mate Safety Initiative Network?
Not yet. If KAIYUMARU 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.