Tug · Flag JP

SHONAN MARU

SHONAN MARU is a tug (MMSI 431022379, flag JP). Its last AIS position was reported on 15 Oct 2026 at 21:57 UTC in Port of Yokosuka Ko, bound for ===URAGA P/S.

Last position

Position35.31° N, 139.66° EIn Port of Yokosuka Ko
Reported21:57 UTC15 Oct 2026
Speed7.2 kn
Course204°

Status: Under way using engine · Destination as broadcast: ===URAGA P/S · ETA as broadcast: 11 Oct 2026, 15:00 UTC

Position of MMSI 431022379, rounded to 0.01°; see the exact live position and the last 3 days on the live map.

Vessel details

NameSHONAN MARU
IMO number–
MMSI431022379
Call signJD5292
TypeTug
FlagJP (from the MMSI country code)
Length × beam39 m × 9 m
Highest reported draught3.0 m (last 30 days)
Estimated deadweight–
Destination as broadcast===URAGA P/S
Seen in AIS10 Oct 2026 – 15 Oct 2026 (last 30 days)

Port calls

No port calls detected in the last 60 days.

SHONAN MARU in the API

The full track, every port call and the live position of SHONAN MARU are available through the AIS Trail API. A free key covers the last 7 days of history; paid plans cover the last 12 months, and Pro and Business add live positions.

curl -H "Authorization: Bearer $AIS_TRAIL_KEY" \
  "https://api.aistrail.com/v1/vessels/431022379/track?from=2026-10-10&resolution=1h"
curl -H "Authorization: Bearer $AIS_TRAIL_KEY" \
  "https://api.aistrail.com/v1/vessels/431022379/port-calls?from=2026-10-10"

Sources

Flags come from the MMSI country code, deadweight and size class are estimates from AIS dimensions, port calls are detected by AIS Trail from position reports. All sources and licences: Data sources.

Not for navigation. AIS data can be missing, delayed or wrong; do not use it for navigation, collision avoidance, search and rescue or any other safety-of-life purpose.