Minami Kuribayashi
The game's normal route ending theme song is by Minami Kuribayashi, and the true route ending theme song is by Takayuki Miyauchi. For the OVA, the opening theme song is "Beginning" by Kuribayashi, the ending theme song for episodes 1 and 2 is by Kaori Mizuhashi, and the ending theme song for episode 3 is "Muv-Luv" by Kuribayashi.