MAYASAN (IMO 9839856)
MAYASAN is a Crude Oil Tanker built in 2018 and flying the Japan flag, placing it in its 8th year of service. The vessel reports a deadweight tonnage of 312,006 metric tonnes, a gross tonnage of 162,712, and a length overall of 340 metres. At this scale, the vessel is configured for large-scale crude oil transport operations. MAYASAN is classed by Nippon Kaiji Kyokai, which is an IACS member. The vessel has been observed in South Asia, the Singapore Strait, and the South China Sea. It has previously operated under one former name and two different flag states. Over the last 36 months it has had 1 port state control (PSC) inspection and no detentions. The most recent inspection was on 10 June 2025.
- Type: Crude Oil Tanker
- Flag: Japan
- Year built: 2018
- MMSI: 431618000
- Call sign: 7KJS
- Gross tonnage: 162712
- Deadweight: 312006 t
- Length overall: 340 m
- Beam: 60 m
- Port State Control (PSC) inspections: 2 since 2019
- PSC detentions in the last 36 months: 0
- Last PSC inspection: 10/06/2025
- Registered owner · Ship manager: MITSUI OSK LINES LTD (Japan)
- ISM manager: MOL GLOBAL SHIP MANAGEMENT PTE
- Last AIS position: 8°49.0′N · 109°55.2′E · Speed 16.1 kn · under way · received 11 October 2026 at 18:47 UTC
- Destination: Singapore (SG SIN) · ETA 14 October 2026 at 06:00 UTC (as broadcast by the vessel)
- Arrival alert: rynda.io messages you by email or in Telegram when MAYASAN arrives in Singapore. Free for up to 3 vessels.
Frequently asked questions
What is the vessel type and age of MAYASAN?
MAYASAN is a Crude Oil Tanker built in 2018. It is currently in its 8th year of service.
What are the dimensions of MAYASAN?
The vessel has a length overall of 340 metres and a beam of 60 metres. These dimensions support its 312,006 DWT capacity.
Which classification society manages MAYASAN?
The vessel is classed by Nippon Kaiji Kyokai. This society is a member of the International Association of Classification Societies (IACS).
Where has MAYASAN been recently observed?
The vessel has been active in South Asia and South East Asia. It has also been recorded in the Singapore Strait and the South China Sea.
What is the PSC inspection history for MAYASAN?
Over the last 36 months it has had 1 port state control (PSC) inspection and no detentions, with 2 deficiencies recorded. The most recent inspection was on 10 June 2025. All-time records show 2 inspections since 2019 and no detentions.
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