| Toshiaki Kubo | |
|---|---|
 Kubo at a human shogi event in November 2016. | |
| Native name | 久保利明 |
| Born | August 27, 1975 |
| Hometown | Kakogawa, Hyōgo |
| Career | |
| Achieved professional status | April 1, 1993 (aged 17) |
| Badge Number | 207 |
| Rank | 9 dan |
| Teacher | Hitoshige Awaji |
| Major titles won | 7 |
| Tournaments won | 6 |
| Meijin class | B2 |
| Ryūō class | 1 |
| Notable students | |
| Websites | |
| JSA profile page | |
Toshiaki Kubo (久保 利明, Kubo Toshiaki, born August 27, 1975) is a Japanese professional shogi player ranked 9-dan. He is a former Ōshō and Kiō title holder.