Pop'n Music 12 Iroha (ポップンミュージック１２いろは Poppun Myuujikku 12 Iroha?) is a 2004 Japanese music/rhythm video game developed by Konami and Bemani, and the twelfth release in the Pop'n Music series.
Konami Wiki
Pop'n Music 12 Iroha (ポップンミュージック１２いろは, Poppun Myuujikku 12 Iroha?) is a 2004 Japanese music/rhythm video game developed by Konami and Bemani, and the twelfth release in the Pop'n Music series.