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

NO.5 OOZUMARU

last seen 34°N 134°E · Jun 2026 · MMSI 431000435 · Call sign JD2540

Not yet on Master's Mate

Length

73 m

Beam

12 m

Draft

4.5 m

Call sign

JD2540

IMO

9459589

First reported

Jun 2026

Last reported

Jun 2026

AIS reports

NO.5 OOZUMARU is a boat, spanning 73 metres. She has a beam of 12 m and a draft measuring 4.5 metres. On the registers she's MMSI 431000435, call sign JD2540, IMO 9459589. NO.5 OOZUMARU belongs on the Master's Mate Safety Initiative Network, a free safety net shared by boats the world over.

Free forever · No credit card

Is NO.5 OOZUMARU 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 02:32 UTC

Track NO.5 OOZUMARU live — sign up free →

Position

33.5390° N, 133.5706° E

Status

Moored

Speed

0.0 kn

Course

149°

Destination

>JP KCZ

ETA

06-16 10:40 UTC

Wherever NO.5 OOZUMARU 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 NO.5 OOZUMARU 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 NO.5 OOZUMARU and switch it all on

Free to join · nothing to install to start · cancel anytime

Claim free → unlock everything

About NO.5 OOZUMARU

What kind of vessel is NO.5 OOZUMARU?

NO.5 OOZUMARU is a vessel.

Where was NO.5 OOZUMARU last seen?

NO.5 OOZUMARU was last reported in around 34°N 134°E in Jun 2026 on public AIS.

What is NO.5 OOZUMARU's MMSI?

NO.5 OOZUMARU's MMSI is 431000435. Call sign JD2540. IMO 9459589.

How big is NO.5 OOZUMARU?

NO.5 OOZUMARU is about 73 m long, 12 m on the beam, drawing 4.5 m.

Is NO.5 OOZUMARU on the Master's Mate Safety Initiative Network?

Not yet. If NO.5 OOZUMARU is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).