やる気の無いU.N.オーエンは彼女なのか？

On these albums

絶対弾幕革命前夜 ～ la danmaku re'volutionnaire part1Fragile Online · 2008

Source: MusicBrainz recording 27de4370-8c88-427d-a05e-23acd7c9332a (CC0).