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Port Seto

Where is the Port?
SETO is located near the monitored sea lanes. The official UN/LOCODE of this port is JPSET.

How many vessels are in Seto port?
There are currently 52 vessels in port and 9 vessels recently departed.

Port map updates in near real-time from AIS snapshots and route transitions. Use the vessel-type filters and names toggle in the map control.


Most frequent incoming origins

No route destination distribution yet.

Most frequent outgoing destinations

No route destination distribution yet.


You can see routes between ports on port-to-port analytics.


Recent vessel arrivals at the port

Latest available transitions/port-call records (UTC). Total: 9
2025-09-15 12:47 UTC · JP flagYASHIMA MARU
IMO: 9094224, MMSI: 431402025 | Type: General Cargo Ship
2025-09-15 05:44 UTC · '431600516'
IMO: 0, MMSI: 431600516 | Type:
2025-09-15 05:44 UTC · 'DAI23FUKUMARU'
IMO: 0, MMSI: 431600607 | Type:
2025-09-14 13:04 UTC · SHINYOMARU NO.2
IMO: 9159608, MMSI: 431600639 | Type:
2025-09-14 11:54 UTC · JP flagASAHI
IMO: 9837896, MMSI: 431008081 | Type: Tug
2025-09-08 18:39 UTC · NO3MATHUMARU
IMO: 0, MMSI: 431007563 | Type:
2025-09-08 18:39 UTC · JP flagFUKUHO MARU NO. 2
IMO: 9267182, MMSI: 431602118 | Type: Oil Products Tanker
2025-09-08 08:41 UTC · Seiryumaru
IMO: 9667667, MMSI: 431004176 | Type: General Cargo Ship
2025-09-08 08:41 UTC · JP flagTOMI MARU
IMO: 9128647, MMSI: 431600421 | Type: Tug

Recent vessel departures from the port

Latest available transitions/port-call records (UTC). Total: 9
2025-09-15 12:47 UTC · JP flagYASHIMA MARU
IMO: 9094224, MMSI: 431402025 | Type: General Cargo Ship
2025-09-15 05:44 UTC · '431600516'
IMO: 0, MMSI: 431600516 | Type:
2025-09-15 05:44 UTC · 'DAI23FUKUMARU'
IMO: 0, MMSI: 431600607 | Type:
2025-09-14 13:04 UTC · SHINYOMARU NO.2
IMO: 9159608, MMSI: 431600639 | Type:
2025-09-14 11:54 UTC · JP flagASAHI
IMO: 9837896, MMSI: 431008081 | Type: Tug
2025-09-08 18:39 UTC · NO3MATHUMARU
IMO: 0, MMSI: 431007563 | Type:
2025-09-08 18:39 UTC · JP flagFUKUHO MARU NO. 2
IMO: 9267182, MMSI: 431602118 | Type: Oil Products Tanker
2025-09-08 08:41 UTC · Seiryumaru
IMO: 9667667, MMSI: 431004176 | Type: General Cargo Ship
2025-09-08 08:41 UTC · JP flagTOMI MARU
IMO: 9128647, MMSI: 431600421 | Type: Tug

Shipping companies (lines) whose ships most often called at the port Seto:

No companies linked yet.

Port summary

Port congestion score

Loading congestion data…

Vessel type distribution for the last 3 months:

Tug · 5 calls (27.8%)
Unknown · 5 calls (27.8%)
Fishing Vessel · 3 calls (16.7%)
Passenger Ship · 1 calls (5.6%)
Passenger/Ro-Ro Ship (vehicles) · 1 calls (5.6%)
Aggregates Carrier · 1 calls (5.6%)
Fish Carrier · 1 calls (5.6%)
General Cargo Ship · 1 calls (5.6%)

Most frequent incoming origins

No route destination distribution yet.

Most frequent outgoing destinations

No route destination distribution yet.

Vessels currently in port

Detected by latest AIS in the extended port area, latest 72 hours (deduplicated by vessel).

JP flagYOHO MARU
Type: Oil Products Tanker | IMO: 9820506, MMSI: 431009571 | AIS: 2026-04-30 19:21:31 UTC
JP flagSHINKO MARU NO. 28
Type: Fishing Vessel | IMO: 9263100, MMSI: 431649000 | AIS: 2026-04-30 19:12:51 UTC
JP flagDAIFUKU MARU
Type: General Cargo Ship | IMO: 9851177, MMSI: 431011122 | AIS: 2026-04-30 17:22:47 UTC
SHINYOMARU NO.2
Type: Unknown | IMO: 9159608, MMSI: 431600639 | AIS: 2026-04-30 14:18:04 UTC
JP flagTOMOZURU MARU
Type: Tug | IMO: 9606405, MMSI: 431003135 | AIS: 2026-04-30 14:18:00 UTC
JP flagMARIERA
Type: Passenger Ship | IMO: 9062453, MMSI: 431000697 | AIS: 2026-04-30 14:17:59 UTC
JP flagSeikou-Maru
Type: Oil Products Tanker | IMO: 9413781, MMSI: 431402067 | AIS: 2026-04-30 14:17:53 UTC
JP flagMANEI MARU No. 10
Type: Aggregates Carrier | IMO: 8890035, MMSI: 431400471 | AIS: 2026-04-30 14:17:50 UTC
JP flagYASHIMA MARU
Type: General Cargo Ship | IMO: 9094224, MMSI: 431402025 | AIS: 2026-04-30 14:17:26 UTC
JP flagSHUNYO MARU
Type: Tug | IMO: 9281188, MMSI: 431602129 | AIS: 2026-04-30 14:16:59 UTC
PA flagMMSI 352006615
Type: Unknown | IMO: 0, MMSI: 352006615 | AIS: 2026-04-30 14:16:26 UTC
431006381
Type: Unknown | IMO: 0, MMSI: 431006381 | AIS: 2026-04-30 14:16:14 UTC
JP flagMikage
Type: Container Ship | IMO: 9815367, MMSI: 431006885 | AIS: 2026-04-30 14:15:20 UTC
US flagTORM THUNDER
Type: Tanker A | IMO: 9712307, MMSI: 338438000 | AIS: 2026-04-30 14:15:20 UTC
Us-Govt-Vessel
Type: General Cargo Ship | IMO: 9271420, MMSI: 369855000 | AIS: 2026-04-30 14:14:01 UTC
JP flagMARINE ACE
Type: Ro-Ro Cargo Ship | IMO: 9170987, MMSI: 431600804 | AIS: 2026-04-30 14:05:49 UTC
JP flagFUKUHOU MARU
Type: Oil Products Tanker | IMO: 9960095, MMSI: 431018621 | AIS: 2026-04-30 12:17:22 UTC
JP flagRAPID LILY
Type: Passenger | IMO: 0, MMSI: 431023831 | AIS: 2026-04-30 11:43:20 UTC
JP flagTOSHIN NO. 7
Type: General Cargo Ship | IMO: 8909496, MMSI: 431601331 | AIS: 2026-04-30 11:43:15 UTC
'HARUMIMARU'
Type: Unknown | IMO: 0, MMSI: 431002582 | AIS: 2026-04-30 11:43:15 UTC
JP flagTSUBASA
Type: Tug | IMO: 9669952, MMSI: 432889000 | AIS: 2026-04-30 11:36:24 UTC
Tsubaki
Type: Passenger Ro Ro Cargo Ship | IMO: 9646443, MMSI: 431003967 | AIS: 2026-04-30 10:51:58 UTC
JP flagSEA QUEEN
Type: Passenger Ship | IMO: 8748311, MMSI: 431018979 | AIS: 2026-04-30 10:48:24 UTC
JP flagMARINE LINER
Type: Ro-Ro Cargo Ship | IMO: 9601819, MMSI: 431002524 | AIS: 2026-04-30 10:48:04 UTC
JP flagFERRY KUROSHIMA
Type: Passenger/Ro-Ro Ship (vehicles) | IMO: 9766827, MMSI: 431006846 | AIS: 2026-04-30 10:47:57 UTC
JP flagBIG EARTH No. 2
Type: Passenger Ship | IMO: 9065053, MMSI: 431005198 | AIS: 2026-04-30 10:45:51 UTC
Nagasaki-Maru
Type: Research Vessel | IMO: 9816141, MMSI: 431891000 | AIS: 2026-04-30 10:31:56 UTC
JP flagMMSI 431023876
Type: Unknown | IMO: 0, MMSI: 431023876 | AIS: 2026-04-30 09:07:59 UTC
JP flagDAIEI MARU NO. 3
Type: Tug | IMO: 9835501, MMSI: 431009883 | AIS: 2026-04-30 08:42:21 UTC
'431300436'
Type: Unknown | IMO: 0, MMSI: 431300436 | AIS: 2026-04-30 08:41:29 UTC
JP flagTOMI MARU
Type: Tug | IMO: 9128647, MMSI: 431600421 | AIS: 2026-04-30 08:06:09 UTC
'SAIKAI'
Type: Unknown | IMO: 0, MMSI: 431011208 | AIS: 2026-04-30 06:05:21 UTC
RIKIMARU NO78
Type: Unknown | IMO: 0, MMSI: 431005477 | AIS: 2026-04-30 06:04:19 UTC
JP flagASAHI
Type: Tug | IMO: 9837896, MMSI: 431008081 | AIS: 2026-04-30 05:36:15 UTC
PA flagMMSI 352006647
Type: Unknown | IMO: 0, MMSI: 352006647 | AIS: 2026-04-30 05:08:57 UTC
NO22 SAKAEMARU
Type: Unknown | IMO: 0, MMSI: 431013357 | AIS: 2026-04-30 03:18:12 UTC
431005753
Type: Unknown | IMO: 0, MMSI: 431005753 | AIS: 2026-04-30 02:16:57 UTC
JP flagYAMADA MARU No. 3
Type: Fishing Vessel | IMO: 9038115, MMSI: 431602006 | AIS: 2026-04-30 00:22:33 UTC
JP flagYAMADA MARU No. 21
Type: Fishing Vessel | IMO: 9038139, MMSI: 431601288 | AIS: 2026-04-30 00:22:15 UTC
JP flagCHOUN MARU No. 6
Type: Fishing Vessel | IMO: 9062570, MMSI: 431602008 | AIS: 2026-04-29 23:38:44 UTC
KINEKINE-X4
Type: Unknown | IMO: 0, MMSI: 431010179 | AIS: 2026-04-29 03:39:48 UTC
JP flagAOI MARU NO33
Type: Unknown | IMO: 9873319, MMSI: 431013593 | AIS: 2026-04-29 01:57:43 UTC
'431017885'
Type: Unknown | IMO: 0, MMSI: 431017885 | AIS: 2026-04-29 01:49:23 UTC
JP flagGOTO
Type: Law Enforcement | IMO: 9996214, MMSI: 431533000 | AIS: 2026-04-29 01:45:11 UTC
'8HIDERIMARU'
Type: Unknown | IMO: 0, MMSI: 431601769 | AIS: 2026-04-28 23:56:28 UTC
JP flagTENKAI MARU
Type: Tug | IMO: 1061233, MMSI: 431026604 | AIS: 2026-04-28 11:59:47 UTC
JP flagKAISEI NO. 88
Type: Fishing Vessel | IMO: 8820779, MMSI: 431601405 | AIS: 2026-04-28 09:47:11 UTC
JP flagNOMURA MARU NO. 28
Type: Fishing Vessel | IMO: 9866158, MMSI: 431012719 | AIS: 2026-04-28 06:17:19 UTC
JP flagKOYO MARU No. 8
Type: Fishing Vessel | IMO: 8948923, MMSI: 431401576 | AIS: 2026-04-28 05:08:32 UTC
JP flagNOMURA MARU NO. 58
Type: Fishing Vessel | IMO: 9010096, MMSI: 431601421 | AIS: 2026-04-28 02:14:46 UTC
JP flagSOHO MARU No. 16
Type: Fishing Vessel | IMO: 9234537, MMSI: 431700539 | AIS: 2026-04-28 02:09:33 UTC
JP flagDAIEI MARU NO. 38
Type: Fish Carrier | IMO: 9047960, MMSI: 431100732 | AIS: 2026-04-28 01:43:49 UTC

Expected arrivals

Forecast from transitions and inferred destination signals.

No expected arrivals found for next 10 days.

Port in news

Mentions from Topos news feed and spotlights.

Osaka Gas to launch STS LNG bunkering service in April
Hellenic Shipping News · 2026-03-16 11:00:49
Japanese utility company Osaka Gas plans to start ship-to-ship (STS) LNG bunkering operations in Japan next month using its new LNG bunkering vessel, Seto Azure. The vessel is being constructed at Shitanoe Shipbuilding in Usuki City, Oita Prefecture, and is expected to commence operations next month. Once operational, Seto Azure will supply LNG to LNG-capable ...
Osaka Gas to launch STS LNG bunkering service in April
sanctions_shadow_enforcement · 2026-03-16 11:00:49
Japanese utility company Osaka Gas plans to start ship-to-ship (STS) LNG bunkering operations in Japan next month using its new LNG bunkering vessel, Seto Azure. The vessel is being constructed at Shitanoe Shipbuilding in Usuki City, Oita Prefecture, and is expected to commenc...
Osaka Gas Japanese LNG Bunkering Vessel Set for April Launch
people_culture · 2026-03-09 01:02:00
Japanese gas utility firm Osaka Gas Co has named its new LNG bunkering vessel Seto Azure ahead of the launch of its ship-to-ship LNG bunkering service next month in Japan. The vessel is currently ...