So-Ra-No-Wo-To Bangai-hen Dai-7.5-wa: Kyouen - Toride no Sensou,
So-Ra-No-Wo-To Episode 7.5,
Sora no Oto Bangai-hen Dai-7.5-wa: Kyōen - Toride no Sensō,
Sora no Woto Extra Episode, 7.5: Feast - The Fortress W,
Soranowoto Sound of the Sky,
Sound of the Sky: Drinking Party - Fortress Battle,
Sound of the Sky: Festessen - Festung im Krieg,
ソ・ラ・ノ・ヲ・ト 番外編 第7.5話「饗宴・砦ノ戦争」