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.
Vessel
MARUYAMA MARU
last seen 34°N 134°E · Jun 2026 · MMSI 431500347
Not yet on Master's MateFirst reported
Jun 2026
Last reported
Jun 2026
AIS reports
8
MARUYAMA MARU is a boat. She broadcasts as MMSI 431500347. MARUYAMA MARU can be part of the Master's Mate Safety Initiative Network at no cost — a community watch that never sleeps.
Free forever · No credit card
Is MARUYAMA MARU your boat?
Your free claim unlocks the most powerful cruising platform ever built — anchor watch, worldwide charts, live AIS, weather routing, and a network of cruisers watching each other’s backs.
Claim this boat — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 16, 2026 01:11 UTC
Position
33.5412° N, 133.5702° E
Status
Under way (engine)
Speed
0.0 kn
Course
70°
Wherever MARUYAMA MARU 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
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put MARUYAMA MARU on the map. It hands you the full bridge:
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.
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.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
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.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim MARUYAMA MARU and switch it all on
Free to join · nothing to install to start · cancel anytime
About MARUYAMA MARU
What kind of vessel is MARUYAMA MARU?
MARUYAMA MARU is a vessel.
Where was MARUYAMA MARU last seen?
MARUYAMA MARU was last reported in around 34°N 134°E in Jun 2026 on public AIS.
What is MARUYAMA MARU's MMSI?
MARUYAMA MARU's MMSI is 431500347.
Is MARUYAMA MARU on the Master's Mate Safety Initiative Network?
Not yet. If MARUYAMA MARU is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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