| Genre | animation |
|---|---|
| Font used | TsukuBRdGothic |
| Where used | opening credits |
| Copyright | ©︎Tsubasa Yamaguchi/Kodansha/Blue Period Production Committee |
| Original | Yamaguchi Tsubasa "Blue Period" (serialized in Kodansha "Afternoon") |
| Production | Seven Arcs |
| Official site | https://blue-period.jp/ |
