 The visual novel 's one main piece of theme music is the ending theme " Kagayaku Kisetsu e " ( 輝く季節へ ) composed by Shinji Orito . Five of the heroines have background music leitmotifs , excluding Mayu Shiina . Mizuka Nagamori 's theme is " <unk> no Neko " ( <unk> , Eight Cats ) ; Rumi Nanase 's theme is " Otome Kibō " ( <unk> , Maiden 's Wish ) ; Misaki Kawana 's theme is " <unk> wa <unk> @-@ sama " ( <unk> , <unk> Appearance ) ; Mio Kouzuki 's theme is " <unk> ni Egao " ( <unk> , Innocent Smile ) ; lastly , Akane Satomura 's theme is " Niji o Mita <unk> " ( <unk> , Path of a Rainbow Sighting ) . The first original soundtrack for the game was released on December 6 , 1998 , and a second followed on September 24 , 1999 as a piano arrange album . A remix album titled Sea Roars came bundled with the full voice Windows edition of the game released on January 1 , 2003 . 
