[reducing Mosaic]rct-440 Cast(s): : Miki Sunohara , Umi Hinata (yuri Satou, Rika Komiyama) , Akane Satosaki (mina Kanamori) , Kana Oohori , Asami Nanase (rumi Ayasaku) , Mariko Ooishi – Miki Sato