There are 1 book by Kei Ōishi on BookOrb. A strong starting point is Sweet Whip Volume 1 (2010). The bibliography below is in publication order, with series grouped in reading order.
Standalone books
Frequently asked questions
How many books has Kei Ōishi written?
BookOrb lists 1 book by Kei Ōishi.
Where should I start with Kei Ōishi?
A good starting point is Sweet Whip Volume 1 (2010).
What is the Kei Ōishi books in order list?
In publication order: 1. Sweet Whip Volume 1 (2010).