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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 60 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:

Unknown · 11 calls (44%)
Tug · 2 calls (8%)
Oil Products Tanker · 2 calls (8%)
Passenger/Ro-Ro Ship (vehicles) · 2 calls (8%)
Fishing Vessel · 2 calls (8%)
General Cargo Ship · 2 calls (8%)
Tug · 1 calls (4%)
Oil Products Tanker · 1 calls (4%)
Passenger · 1 calls (4%)
Ro-Ro Cargo Ship · 1 calls (4%)

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).

Meiryu-Maru
Type: General Cargo Ship | IMO: 9424340, MMSI: 431000206 | AIS: 2026-04-03 13:38:54 UTC
JP flagTOSHO MARU
Type: Chemical Tanker | IMO: 9667966, MMSI: 431004525 | AIS: 2026-04-03 13:38:47 UTC
JP flagTOKIMARU
Type: Unknown | IMO: 0, MMSI: 431013976 | AIS: 2026-04-03 12:11:40 UTC
KR flagSUNNY SPRUCE
Type: KRS | IMO: 9121041, MMSI: 441107000 | AIS: 2026-04-03 12:11:36 UTC
JP flagYAMATO
Type: General Cargo Ship | IMO: 9828596, MMSI: 431010014 | AIS: 2026-04-03 12:11:34 UTC
JP flagSEA QUEEN
Type: Passenger Ship | IMO: 8748311, MMSI: 431018979 | AIS: 2026-04-03 10:22:22 UTC
JP flagMEIRYU MARU
Type: Oil Products Tanker | IMO: 9377315, MMSI: 431501834 | AIS: 2026-04-03 10:22:07 UTC
JP flagFUKUSHO MARU NO.18
Type: Unknown | IMO: 9893436, MMSI: 431014761 | AIS: 2026-04-03 10:21:33 UTC
HAYASE MARU
Type: Unknown | IMO: 8738093, MMSI: 431000395 | AIS: 2026-04-03 10:20:39 UTC
Yokomaru
Type: Fishing Support Vessel | IMO: 9566863, MMSI: 432787000 | AIS: 2026-04-03 10:18:53 UTC
'DAI8 KYUEIMARU'
Type: Unknown | IMO: 0, MMSI: 431601116 | AIS: 2026-04-03 09:38:53 UTC
JP flagSINYOU MARU
Type: Cargo | IMO: 9974125, MMSI: 431023077 | AIS: 2026-04-03 08:21:05 UTC
JP flagNadeshiko-Maru
Type: Oil Products Tanker | IMO: 9470715, MMSI: 431000393 | AIS: 2026-04-03 08:21:04 UTC
INORI
Type: Unknown | IMO: 9853199, MMSI: 431013035 | AIS: 2026-04-03 08:21:02 UTC
JP flagGOKO MARU
Type: Not available | IMO: 1055791, MMSI: 431023786 | AIS: 2026-04-03 08:21:01 UTC
FUKIMARU NO7
Type: Unknown | IMO: 9250294, MMSI: 431401904 | AIS: 2026-04-03 08:20:59 UTC
JP flagJS KIRISAME
Type: Unknown | IMO: 0, MMSI: 431999644 | AIS: 2026-04-03 08:20:58 UTC
431017895
Type: Unknown | IMO: 0, MMSI: 431017895 | AIS: 2026-04-03 08:20:58 UTC
'SAIKAI'
Type: Unknown | IMO: 0, MMSI: 431011208 | AIS: 2026-04-03 08:20:55 UTC
JP flagRYUGYOKU MARU
Type: General Cargo Ship | IMO: 9047697, MMSI: 431301337 | AIS: 2026-04-03 08:20:50 UTC
JP flagMARIERA
Type: Passenger Ship | IMO: 9062453, MMSI: 431000697 | AIS: 2026-04-03 08:20:49 UTC
JP flagFUKUHO MARU NO. 2
Type: Oil Products Tanker | IMO: 9267182, MMSI: 431602118 | AIS: 2026-04-03 08:20:40 UTC
JP flagShotomaru
Type: Cement Carrier | IMO: 9658824, MMSI: 431003928 | AIS: 2026-04-03 08:20:28 UTC
431028985
Type: Unknown | IMO: 0, MMSI: 431028985 | AIS: 2026-04-03 08:20:23 UTC
Sti-Garnet
Type: Chemical Oil Products Tanker | IMO: 9629952, MMSI: 538004533 | AIS: 2026-04-03 08:20:21 UTC
'431600516'
Type: Unknown | IMO: 0, MMSI: 431600516 | AIS: 2026-04-03 08:20:16 UTC
JP flagRAPID LILY
Type: Passenger | IMO: 0, MMSI: 431023831 | AIS: 2026-04-03 08:20:06 UTC
'DAI23FUKUMARU'
Type: Unknown | IMO: 0, MMSI: 431600607 | AIS: 2026-04-03 08:20:02 UTC
JP flagSHOGI MARU
Type: LPG Tanker | IMO: 9805960, MMSI: 431010448 | AIS: 2026-04-03 08:18:58 UTC
EISYOU MARU
Type: Unknown | IMO: 0, MMSI: 431013127 | AIS: 2026-04-03 08:18:32 UTC
MMSI 636026151
Type: Unknown | IMO: 0, MMSI: 636026151 | AIS: 2026-04-03 08:18:18 UTC
US flagBADLANDS TRADER
Type: Chemical Oil Products Tanker | IMO: 9700483, MMSI: 338086000 | AIS: 2026-04-03 08:18:15 UTC
NAGASAKIMARU NO6
Type: Unknown | IMO: 0, MMSI: 431006074 | AIS: 2026-04-03 08:11:36 UTC
JP flagMISHIMA
Type: Passenger/Ro-Ro Ship (vehicles) | IMO: 9853670, MMSI: 431013126 | AIS: 2026-04-03 07:58:48 UTC
JP flagMARINE LINER
Type: Ro-Ro Cargo Ship | IMO: 9601819, MMSI: 431002524 | AIS: 2026-04-03 07:54:52 UTC
JP flagMMSI 431023876
Type: Unknown | IMO: 0, MMSI: 431023876 | AIS: 2026-04-03 07:47:43 UTC
MMSI 431533000
Type: Unknown | IMO: 0, MMSI: 431533000 | AIS: 2026-04-03 05:56:38 UTC
JP flagNA
Type: Unknown | IMO: 0, MMSI: 431999654 | AIS: 2026-04-03 04:14:20 UTC
TENRYU
Type: Unknown | IMO: 0, MMSI: 431999641 | AIS: 2026-04-03 04:14:18 UTC
RIKIMARU NO78
Type: Unknown | IMO: 0, MMSI: 431005477 | AIS: 2026-04-03 04:14:09 UTC
JP flagSHIRATAKA MARU
Type: Tug | IMO: 8864567, MMSI: 431601044 | AIS: 2026-04-03 04:13:55 UTC
JP flagNA
Type: Unknown | IMO: 0, MMSI: 431999525 | AIS: 2026-04-03 04:13:54 UTC
JP flagSHINKO MARU No. 38
Type: Fishing Vessel | IMO: 8865432, MMSI: 431500060 | AIS: 2026-04-03 04:08:31 UTC
JP flagFUKUHOU MARU
Type: Oil Products Tanker | IMO: 9960095, MMSI: 431018621 | AIS: 2026-04-03 04:04:11 UTC
KASHIMA
Type: Unknown | IMO: 0, MMSI: 431999529 | AIS: 2026-04-03 03:48:33 UTC
NO3MATHUMARU
Type: Unknown | IMO: 0, MMSI: 431007563 | AIS: 2026-04-03 03:22:46 UTC
Orion
Type: Cable Layer | IMO: 9672674, MMSI: 431004877 | AIS: 2026-04-03 02:32:35 UTC
PA flagMMSI 352006615
Type: Unknown | IMO: 0, MMSI: 352006615 | AIS: 2026-04-03 02:15:25 UTC
PANDORA
Type: Unknown | IMO: 0, MMSI: 431009912 | AIS: 2026-04-03 00:55:53 UTC
JP flagDAIEI MARU NO. 3
Type: Tug | IMO: 9835501, MMSI: 431009883 | AIS: 2026-04-02 15:53:11 UTC
JP flagSUMIFUKU MARU NO.18
Type: Tug | IMO: 0, MMSI: 431024891 | AIS: 2026-04-02 12:11:56 UTC
JP flagMMSI 431300379
Type: Unknown | IMO: 0, MMSI: 431300379 | AIS: 2026-04-02 04:16:03 UTC
Br-Fairy
Type: General Cargo Ship | IMO: 9033842, MMSI: 356970000 | AIS: 2026-04-02 02:24:07 UTC
431015564
Type: Unknown | IMO: 0, MMSI: 431015564 | AIS: 2026-04-01 07:50:11 UTC
Choyo-Maru
Type: Tug | IMO: 9119842, MMSI: 431706000 | AIS: 2026-04-01 05:48:07 UTC
660223305
Type: Unknown | IMO: 0, MMSI: 660223305 | AIS: 2026-04-01 05:47:41 UTC
NO8.FUKIMARU
Type: Unknown | IMO: 9826328, MMSI: 431011061 | AIS: 2026-04-01 05:45:47 UTC
JP flagNA
Type: Unknown | IMO: 0, MMSI: 431999528 | AIS: 2026-04-01 04:00:36 UTC
JP flagTOMI MARU
Type: Tug | IMO: 9128647, MMSI: 431600421 | AIS: 2026-04-01 02:16:25 UTC
JP flagTENO MARU NO. 88
Type: Fishing Vessel | IMO: 9888699, MMSI: 431805000 | AIS: 2026-03-31 21:26:47 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 ...