Relations for Tengai ni Mau, Iki na Hana

 Hanayaka Nari, Waga Ichi...   2010-07-01 ja  Hanayaka Nari, Waga Ichi...   2011-12-08 ja Fandisc  Hanayaka Nari, Waga Ichi...   2013-07-11 ja Sequel  Tengai ni Mau, Iki na Hana   2018-04-26 ja Same setting