- 15 Sonyeon Uju Pyoryugi
- 15 Step
- 15-sai, Kyou kara Dousei Hajimemasu.
- 15th Anniversary Short Animation: Battle Spirits Shounen Toppa Bashin x Saikyou Ginga Ultimate Zero Battle Spirits
- 16bit Sensation: ANOTHER LAYER
- 180-byou de Kimi no Mimi wo Shiawase ni Dekiru ka?
- 18if
- 19 Tian
- 1989
- 1year
- 2-tsu no Yubiwa
- 2.43 Mini Anime
- 2.43 Mini Anime: Fukui-ben Kouza
- 2.43 Mini Anime: inside story
- 2.43 Mini Anime: Volleyball Kouza-hen
- 2.43: Seiin Koukou Danshi Volley-bu
- 2.5 Jigen no Ririsa
- 2.5-jigen no Ririsa 2nd Season
- 2002-nen Halmeoni Ondo
- 2005-nen Uchuu no Tabi
- 2010
- 2020 Nyeon Ujuui Wonder Kiddy
- 2024 Arknights Yinlu Lian Jue - Bumi Langchen Xiandao Yugao
- 21 Emon
- 21 Emon Uchuu e Irasshai!
- 21 Emon: Sora Ike! Hadashi no Princess
- 21 Seiki Manga Hajimete Monogatari
- 22/7
- 22/7: 8+3=?
- 2200-nen Neko no Kuni Nippon
- 27th
- 29-sai Dokushin Chuuken Boukensha no Nichijou
- 29Q no Uta
- 3 Choume no Tama: Onegai! Momo-chan wo Sagashite!!
- 3 Choume no Tama: Uchi no Tama Shirimasen ka?
- 3 Choume no Tama: Uchi no Tama Shirimasenka? 2
- 3 Iron Musketeers
- 3-D Heaven
- 3-gatsu no Lion
- 3-gatsu no Lion 2nd Season
- 3-gatsu no Lion meets BUMP OF CHICKEN
- 3-gatsu no Lion: Ugoku! Nya Shogi
- 3-nen C-Gumi 14-Ban Kubozono Chiyoko no Nyuukaku
- 3-nen D-gumi Glass no Kamen
- 3-nen Z-gumi Ginpachi-sensei
- 30-sai made Doutei da to Mahou Tsukai ni Nareru Rashii
- 30-sai made Doutei da to Mahou Tsukai ni Nareru Rashii: Tokubetsu-hen
- 30-sai no Hoken Taiiku
- 30-sai no Hoken Taiiku Specials
- 30th GUNDAM PERFECT MISSION
