| Country | Title | Year | Avg. (nb) | ||
| 1 | |||||
| Japan | Captain Tsubasa | キャプテン翼 | 1982 | 3.22 (8 Reviews) | |
| Keyaki no ki | 欅の木 | 1993 | 3.5 (2 Reviews) | ||
| Ohikkoshi | おひっこし | 2001 | 3.75 (1 Reviews) | ||
| Old boy | オールド・ボーイ | 1997 | 3.25 (1 Reviews) | ||
| One Piece | One Piece | 1997 | 3.6 (10 Reviews) | ||
| Opus | 1995 | 2.75 (1 Reviews) | |||
| Orion | 仙術超攻殻オリオン | 1991 | 3 (5 Reviews) | ||
| Otomo Anthology | 1980 | 4 (1 Reviews) | |||
| Sorcerous Stabber Orphen | 1998 | 2.25 (1 Reviews) | |||
| The Story Of Beijing Opera | 武神戯曲 | 2003 | 2.5 (1 Reviews) | ||
| The Banzai! Charge | Soin Gyokusai Seyo | 1991 | 4.5 (1 Reviews) | ||
