Seasons & episodes

S0 · E1Topple the Flag / Cat 2014-01-04 · 13 min＋

An OVA bundled with the special edition of the fifth manga volume.

S0 · E2School Camp 2014-05-28 · 14 min＋

An OVA bundled with DVD box volume 1.

S0 · E3Snow Play 2014-05-28 · 14 min＋

An OVA bundled with DVD box volume 2.