owari_naki_natsu_towa_naru_shirabe
2009 visual novel by phi-age. Though it is not revealed until later on, the game is set in the same world as MuvLuv Alternative.
h1. Characters
* Amamiya Kanon
* Koshino Karen
* Lieselotte Schreiber
* Oogami Ritsuko
* Orihara Ai
* Takanashi Mio