The U.S. aircraft register, updated daily
SAFxCHANGE · plants and projects · Japan

Nansei Sekiyu K.K.

Nansei Sekiyu K.K. is a planned renewable diesel and sustainable aviation fuel project in Japan. Its announced capacity is 176 thousand tonnes a year (220 million litres, 58 million US gallons), by the Alcohol-to-jet pathway. It is due to start in 2028. The record was read from the news by the reader (biobased-diesel.com, July 28, 2023) and settled by rule; it has not been checked by a person.

176thousand tonnes a year220 million litres, 58 million US gallons
plannedstatusdue 2028
Alcohol-to-jetpathwayrenewable diesel and SAF
JapanAsiaplace not recorded

The record

Owner
Nansei Sekiyu K.K.
Place
Japan
Pathway
Alcohol-to-jet
Fuel
renewable diesel and sustainable aviation fuel
Status
planned
Announced capacity
175.6 thousand tonnes a year · 219.6 million litres · 58 million US gallons
Due to start
2028
Where the record came from
Read from the news by the reader: Mitsui & Co. Ltd. and Taiyo Oil Co. Ltd. to Conduct Joint Study on Production of Ethanol-based SAF and Renewable Diesel (biobased-diesel.com, 2023-07-28); settled by rule, not yet checked by a person.
Notes
read from the news on 2026-10-16; not yet checked

Other plants and projects recorded with Nansei Sekiyu K.K.

PlantWhereStatusCapacity, thousand tonnes a yearStarts
Nansei Sekiyu K.K.Japanplanned1762028

In the news latest items naming Nansei Sekiyu K.K.

Capacity is as announced, a year, with tonnes counted at 0.8 kilograms per litre; a plant's own figure may differ. A record "settled by rule" was read from an article by the reader and checked only against the site's rules (a plausible size, a real owner, no duplicate), not by a person. Cite as: eFlight SAFxCHANGE, Nansei Sekiyu K.K.: sustainable aviation fuel plant record, https://eflight.com/saf/plant/nansei-sekiyu-k-k-japan, retrieved 2026-10-19. Terms. To correct the record, write to [email protected].