《初音未来歌姬计划Mega39’s》之前公布了一些游戏的新情报，不过关于游戏的歌曲方面，目前玩家还不清楚到底会有哪些歌曲来到游戏。现在根据媒体的爆料，我们可以看到游戏提供的91首返场的歌曲，这些歌曲都是之前系列的一些著名的歌曲。根据介绍本作将会提供101首歌曲，也就是说除了这91首老歌之外，还有10首全新加入的歌曲。
另外本作还会提供Switch专属的Mix体感操作方式来进行游戏，现在世嘉公布了一个全新的视频来介绍这个独特的体感玩法，个人看起来觉得还真是有点中二呢!
“Ai Kotoba” by DECO*27
“Akatsuki Arrival” by Last Note.
“ACUTE” by Kurousa-P
“Ageage Again” by Mitchie M
“Amatsukitsune” by Marasy
“Arifureta Sekai Seifuku” by Pinocchio-P
“Unhappy Refrain” by wowaka
“1925” by Yuto Tomita (Tomi / T-Pocket)
“erase or zero” by Crystal-P
“Interviewer” by Kuwagata-P
“Weekender Girl” by Hachioji-P
“Ura-omote Lovers” by wowaka
“LOL -lots of laugh-” by KeN
“Electric Angel” by Yasuo
“Envy Cat Walk” by Tohma
“ODDS&ENDS” by ryo
“on the rocks” by OSTER project
“Gaikotsu Gakudan to Lilia” by Tohma
“Karakuri Pierrot” by 40mP
“Colorful × Melody” by doriko
“Cantarella” by Kurousa-P
“Kimi no Taion” by Kuwagata-P
“Cat Food” by doriko
“Glory 3usi9” by Nanou
“Ghost Rule” by DECO*27
“Kochira, Koufuku Anshin Iinkai desu.” by Utata-P
“Saihate” by Kobayashi Onyx
“soundless voice” by Hitoshizuku-P
“Sakura no Ame” by halyosy
“Sadistic.Music∞Factory” by cosMo@Bousou-P
“39” by sasakure.UK
“Cendrillon” by Dios / Signal-P
“shake it!” by emon (Tes.)
“Gemini” by Dixie Flatline
“Just Be Friends” by Dixie Flatline
“Shiroi Yuki no Princess wa” by Noboru↑
“Shinkai Shoujo” by Yuuyu
“Sweet Magic” by Junky
“Sweet Devil” by Hachioji-P
“Suki Kirai” by Gom
“Suna no Wakusei feat. Hatsune Miku” by Hachi
“Snowman” by halyosy
“SPiCa -39’s Giving Day Edition-” by Toku
“Senbonzakura -F edition-” by Kurousa-P
“DYE” by AVTechNO!
“Time Machine” by 40mp
“Tsugai Kogarashi” by hinayukki@sigotosite-P
“DECORATOR” by kz
“Tell Your World” by kz
“Terekakushi Shishunki” by HoneyWorks
“Tengaku” by Yuuyu
“Tokyo Teddy Bear” by Neru
“Tricolor Airline” by Atsuzou-kun
“Torinoko City” by 40mP
“Narisumashi Genga” by KulfiQ
“Nijigen Dream Fever” by Polyphonic Branch
“Netoge Haijin Sprechchor” by Satsuki ga Tenkomori
“Nostalogic(MEIKO-SAN mix)” by yuukiss
“Hajimete no Oto” by malo
“Hajimemashite Chikyuujin-san” by Pinocchio-P
“Hatsune Miku no Gekishou” by Storyteller
“Hatsune Miku no Shoushitsu” by cosMo@Bousou-P
“Palette” by Yuyoyuppe / meola
“Hello, Planet. (I.M.PLSE-EDIT)” by sasakure.UK
“Hello, Worker” by KEI
“Hand in Hand” by kz
“Piano × Forte × Scandal” by OSTER project
“Hibikase” by Giga
“Himitsu Keisatsu” by Buriru
“Fire◎Flower” by halyosy
“Black Gold” by otetsu
“Blackjack” by Yucha-P
“Black★Rock Shooter” by ryo
“FREELY TOMORROW” by Michie M
“from Y to Y” by JimmyThumb-P
“PoPiPo” by Lamaze-P
“magnet” by minato
“Miku Miku ni Shite Ageru♪ [Shite Yan Yo]” by ika_mo
“Miracle Paint” by OSTER project
“Meteor” by John
“Melancholic” by Junky
“Melt” by ryo
“Monochro ∞ Blue Sky” by Noboru↑
“Yubikiri” by Scop
“Rimokon” by Jesus-P (Wonderful☆Opportunity)
“Luka Luka★Night Fever” by samfree
“Rolling Girl” by wowaka
“1/6 -out of the gravity-” by Vocaloid-P (noa)
“Romeo to Cinderella” by doriko
“World’s End Dance Hall -Live Dance Edition-” by wowaka
“World is Mine” by ryo
