Lyrics disponibles:
- Ochikobore Fruit Tart – [Ending] Wonder!
- Ochikobore Fruit Tart – [Opening] Kibou Darake no Everyday
- Oda Cinnamon Nobunaga – Sunny Sunny Girl
- Odd Taxi – [Ending 2] Kabe no Mukou ni Waraigoe wo Kikimashitaka
- Odd Taxi – [Ending] Sugarless Kiss Lyrics
- Odd Taxi – [Opening] ODDTAXI
- Odd Taxi – [Tema] Choujou Koi Genshyou
- Odd Taxi – [Tema] Namima ni KISS
- One Piece – [Ending 18] ADVENTURE WORLD
- One Piece – [Ending 2] RUN! RUN! RUN!
- One Piece – [Ending 3] Watashi ga iru yo
- One Piece – [Ending 4] Shouchi no Suke
- One Piece – [Ending] Memories
- One Piece – [Opening 10] We Are! 〜Animation One Piece 10 Shuunen Ver.〜
- One Piece – [Opening 11] Share The World
- One Piece – [Opening 12] Kaze o Sagashite
- One Piece – [Opening 13] One day
- One Piece – [Opening 14] Fight Together
- One Piece – [Opening 15] We Go!
- One Piece – [Opening 16] HANDS UP!
- One Piece – [Opening 17] Wake up!
- One Piece – [Opening 23] Dreamin’ On
- One Piece – [Opening 2] Believe
- One Piece – [Opening 3 – Versión inglesa] Hikari e
- One Piece – [Opening 3] Hikari e
- One Piece – [Opening 4] BON VOYAGE!
- One Piece – [Opening 5] Kokoro no Chizu
- One Piece – [Opening 6] BRAND NEW WORLD
- One Piece – [Opening 7] We Are! 〜Nananin no Mugiwara Kaizokudanhen
- One Piece – [Opening 8] Crazy Rainbow
- One Piece – [Opening 9] Jungle P
- One Piece – [Opening] We Are~!
- One Piece – [Tema – Vivi’s Song] Arabasuta no Suna, Oashisu no Shizuku
- One Piece – [Tema] 1. 2. JUNGLE!
- One Room 3 – [Ending] Taiyou to Rainbow
- One Room 3 – [Opening] Kibou Refrain
- Ore Dake Haireru Kakushi Dungeon ~Kossori Kitaete Sekai Saikyou~ – [Ending] Nemophila
- Ore Dake Haireru Kakushi Dungeon ~Kossori Kitaete Sekai Saikyou~ – [Opening] Piramiddo Dai Gyakuten
- Ore no Kanojo to Osananajimi ga Shuraba Sugiru
- Ore no Kanojo to Osananajimi ga Shuraba Sugiru – [Ending] W:Wonder tale
- Ore no Kanojo to Osananajimi ga Shuraba Sugiru – [Opening] Girlish Lover
- Ore no Kanojo to Osananajimi ga Shuraba Sugiru – [Tema] Masquerade kiss
- Ore wo Suki nano wa Omae dake ka yo – [Ending] Hanakotoba
- Ore wo Suki nano wa Omae dake ka yo – [Opening] Papapa
- Ore wo Suki nano wa Omae dake ka yo – [Tema] 365 Wonderland
- Ore wo Suki nano wa Omae dake ka yo – [Tema] Tsundelove
- Orient – [Ending 1] Naniiro
- Orient – [Opening 1] Break out
- Oshi ga Budoukan Ittekuretara Shinu – Clover wish
- Oshi ga Budoukan Ittekuretara Shinu – Momoiro Kataomoi
- Oshi no Ko – [Ending] Mephisto
- Oshi no Ko – [Opening] Idol
- Oshi no Ko – [Tema] Full moon…!
- Oshi no Ko – [Tema] HEART’s♡KISS
- Oshi no Ko – [Tema] Piiman Taisou
- Oshi no Ko – [Tema] Sign wa B
- Osomatsu-san 3 – [Ending] Max Charm Faces ~Kanojo wa Saikou ♡♡!!!!!!~
- Osomatsu-san 3 – [Opening 2] Mutsugo no tamashii NAYUTA made!
- Osomatsu-san 3 – [Opening] nice to NEET you!
- Otome Game no Hametsu Flag shika Nai Akuyaku Reijou ni Tensei shiteshimatta… 2 – BAD END