A story of a machine that have been left behind during the retreat. One of those that later were dubbed Katyushi.
Привет от Катюши (シーズン 1)
Episode 01 (エピソード 1)
放送日: 2013-05-01
上映時間: 50 min
Episode 02 (エピソード 2)
放送日: 2013-05-02
上映時間: 50 min
Episode 03 (エピソード 3)
放送日: 2013-05-03
上映時間: 50 min
Episode 04 (エピソード 4)
放送日: 2013-05-04
上映時間: 50 min
シーズン
エピソード 4