Katarina Nounai Kaigi
Japanese title: カタリナ脳内会議
Type: ONA
Episodes: 26
Source: Light novel
Genres: Comedy
Studios: AQUA ARIS
Producers: Grooove
Duration: 44 sec per ep
Rating: PG-13 - Teens 13 or older

Short specials posted on the official twitter account where the "Katarina Five" will introduce Otome Game no Hametsu Flag shika Nai Akuyaku Reijou ni Tensei shiteshimatta...