A Oricon revelou quais foram as 10 mangas mais vendidas no ano de 2008 no Japão.
| Manga | Total | Editora |
| One Piece | 5.956.540 | Shueisha |
| Naruto | 4.261.054 | Shueisha |
| 20 Seiki Shounen | 3.710.054 | Shogakukan |
| Katekyo Hitman Reborn! | 3.371.618 | Shueisha |
| Bleach | 3.161.825 | Shueisha |
| Nana | 3.122.146 | Shueisha |
| Soul Eater | 3.076.351 | Square-Enix |
| Nodame Cantabile | 2.799.299 | Kodansha |
| Rookies | 2.765.163 | Shueisha |
| Gintama | 2.390.196 | Shueisha |
