1911–1940 | 1940–1997 | 1997–2020 | 2020–present |
1911–1940[]
SVG NEEDED |
1940–1997[]
SVG NEEDED |
1997–2020[]
Idemitsu Kosan went with an agreement to acquire Royal Dutch Shell's 33.24% stake in Showa Shell for about 170 billion yen ($1.44 billion) from Royal Dutch Shell on April 1, 2019, causing the company to acquire/merge with Showa Shell, while Royal Dutch Shell held a 1.6% stake in Showa Shell. The company retained its current name but its trading name changes to Idemitsu Showa Shell.
SVG NEEDED |
2020–present[]
Until 2023, the Idemitsu and Shell brands will be used at all Idemitsu and Shell locations, before changing the names to apollostation to a later date. 
SVG NEEDED |