Two OVA episodes bundled with the 16th volume of the manga.
One of the included episodes is based on the story from the 15th volume, while the other contain an all-new original story.
(Source: ANN)+ More
Characters & Voice Actors

Momozono, Nanami
Main
Mimori, Suzuko
Japanese
Tomoe
Main
Tachibana, Shinnosuke
Japanese
Kurama, Shinjirou
Supporting
Kishio, Daisuke
Japanese
Mikage
Supporting
Ishida, Akira
Japanese
Mizuki
Supporting
Okamoto, Nobuhiko
Japanese
Mouri, Kirihito
Supporting
Suwabe, Junichi
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