One day, Miu Takigawa suddenly receives a letter notifying her that she has been chosen as a member of a brand-new project. Half in disbelief, she heads over to the location stated on the letter. There, she finds seven other girls summoned there in the same fashion. The girls behold a giant, top-secret facility. They stand in bewilderment as they are told: "You are going to debut for a major record label as an idol group." A new kind of idol, never-before-seen, is about to be born here...
You can now watch 22/7 (nanabun no nijyuuni) online on the following streaming providers in the United States.
| Writing | Reiji Miyajima | Series Composition |
| Writing | Chiaki Nagai | Series Composition |
| Visual Effects | Maziro | Character Designer |
| Directing | Satsuki Takahashi | Assistant Director |
| Sound | Akiko Fujita | Sound Director |
| Art | Hodaka Okamoto | Art Direction |
| Visual Effects | Naomi Nakano | Color Designer |
| Art | Mayuko Yamamoto | Prop Designer |
| Directing | Takao Abo | Series Director |
| Editing | Hitomi Sudo | Editor |
| Art | Eiko Tsunado | Art Designer |
| Camera | Yusaku Murakami | Director of Photography |
| Visual Effects | Hiroyuki Yoshida | CGI Director |
| Visual Effects | Nao Kudo | CGI Director |
| Production | Yasushi Akimoto | Producer |
| Sound | Masato Nakayama | Original Music Composer |
| Sound | Shota Yaso | Sound Effects |
| Sound | Mizue Yoshizawa | Foley Artist |
