| Wedding Peach | April 5, 1995 | TV Tokyo | 51 |
| Wedding Peach DX | December 24, 1996 | — | 4 |
| Welcome Home | April 9, 2024 | — | 12 |
| Welcome to the N.H.K. | July 9, 2006 | — | 24 |
| Whisper Me a Love Song | April 14, 2024 | — | 12 |
| Wind: A Breath of Heart | June 25, 2004 | — | 3 |
| Wind: A Breath of Heart | June 30, 2004 | AT-X | 13 |
| With You, Our Love Will Make It Through | October 14, 2025 | — | 12 |
| Wotakoi: Love is Hard for Otaku | April 13, 2018 | Fuji Television | 11 |
| Xam'd: Lost Memories | July 15, 2008 | — | 26 |
| Yawara! A Fashionable Judo Girl | October 16, 1989 | Nippon Television | 124 |
| Yoake Mae yori Ruriiro na: Crescent Love | October 4, 2006 | — | 12 |
| Yona of the Dawn | October 7, 2014 | — | 24 |
| Yosuga no Sora | October 4, 2010 | — | 12 |
| Yotsunoha | February 29, 2008 | — | 2 |
| Your Lie in April | October 9, 2014 | — | 22 |
| Yurayura Q | — | — | — |
| Zombie-Loan | July 3, 2007 | TV Asahi | 13 |