Project575

From Sega Retro

Project 575 series of games
iOS
Uta Yomi 575 (2013)
Sony PlayStation Vita
Uta Kumi 575 (2014)
Project 575 related media
Music
Kotoba Colorful / Uta Yome 575 (2014) | Uta Yui 575: Azuki To Matcha Character Song Collection (2014) | Go! Go! 575 Sound & Movie Collection (2014) +CD that comes with Premium Edition of Uta Kumi 575
Book
At least ONE manga
Film
Go! Go! 575 (2014)