Karaoke Mugen provides many collections, choose the ones you are interested in.
Asia (Music from Asian countries (Japan, South Korea, China, etc.)) Geek / Otaku (Anime/Video Games/Internet culture) Kana (Japanese songs with kana karaoke) Shitpost (Everything you do not want in your song library) West (Mainstream songs from around the western world)HATSUNE MIKU: Colorful Stage!
(392)Link! Like! Love Live!
(219)Love Live! Superstar!!
(215)Case Closed
(156)Love Live! Sunshine!!
(144)Love Live! Nijigasaki High School Idol Club
(132)Ensemble Stars!
(82)Love Live! School Idol Project
(76)Bleach
(74)Naruto Shippuden
(73)D4DJ Groovy Mix
(70)The Melancholy of Haruhi Suzumiya
(70)Symphogear GX
(69)One Piece
(65)Symphogear AXZ
(52)Symphogear G
(51)Symphogear XV
(48)Aikatsu!
(45)Love Live! Superstar!! (Season 2)
(45)Symphogear
(40)Jack Jeanne
(37)Pokémon: Indigo League
(37)Reborn!
(36)The Melancholy of Haruhi Suzumiya (2009)
(36)World Dai Star: Yume no Stellarium
(36)Chainsaw Man
(35)Fairy Tail
(35)Naruto
(35)Hazbin Hotel
(34)One Piece RED
(34)THE iDOLM@STER
(33)Final Fantasy XIV
(32)Cardcaptor Sakura
(31)Idolish 7
(31)League of Legends
(31)Yu-Gi-Oh! 5D's
(31)Bakemonogatari
(30)Yohane the Parhelion -SUNSHINE in the MIRROR-
(30)[Oshi no Ko]
(30)Honkai Impact 3rd
(29)Dragon Ball Z
(28)Revue Starlight
(26)Bonus Olympia Kyklos
(25)Black Clover
(25)Bocchi the Rock!
(24)Idoly Pride
(24)Love Live! Superstar!! (Season 3)
(24)MILGRAM
(24)Neon Genesis Evangelion
(24)FLCL
(23)Gintama
(23)Macross Delta
(23)Aikatsu Stars!
(22)Bang Dream!
(22)Genshin Impact
(22)Love Live! Nijigasaki High School Idol Club (Season 2)
(22)Macross Frontier
(22)Arknights
(21)Hatsune Miku: Project DIVA Arcade Future Tone
(21)Lucky☆Star
(21)RWBY
(21)Steins;Gate
(21)Uma Musume: Pretty Derby
(21)Girls Band Cry
(20)Fullmetal Alchemist
(20)Nichijo: My Ordinary Life
(20)Fullmetal Alchemist: Brotherhood
(19)InuYasha
(19)Love Live! School Idol Project 2nd Season
(19)Synduality: Noir
(19)THE iDOLM@STER: Cinderella Girls
(19)THE iDOLM@STER Cinderella Girls Starlight Stage
(19)Honkai: Star Rail
(18)THE iDOLM@STER: Cinderella Girls - U149
(18)World Dai Star
(18)ALIEN STAGE
(17)Boruto: Naruto Next Generations
(17)Carole & Tuesday
(17)Fairy Tail (2014)
(17)K-ON!
(17)Mermaid Melody Pichi Pichi Pitch
(17)Nana
(17)Sakura Wars
(17)Shôjo☆Kageki Revue Starlight Movie
(17)Urusei Yatsura
(17)Yu-Gi-Oh! GX
(17)Aikatsu Friends!
(16)Angel Beats!
(16)Hypnosis Mic -Division Rap Battle-
(16)Kirarin☆Revolution
(16)Penguindrum
(16)PriPara
(16)Saint Seiya
(16)THE iDOLM@STER Million Live!: Theater Days
(16)Waccha PriMagi!
(16)Yu-Gi-Oh! Zexal
(16)Gintama'
(15)Mobile Suit Gundam SEED
(15)Love Live! Sunshine!! (Season 2)
(15)Monogatari Series Second Season
(15)