If you're looking for anime similar to 22/7: Kaze wa Fuiteru ka?, you might like these titles.
Readyyy! is Sega's male idol training smartphone game. Within it is a 4-unit group called Just 4U. This is their official music video for their Daitan Futeki ni Koi Shitai song. Just 4U is the second unit that received a short MV but the fourth unit to receive a full MV.
The official music video for Bang!Bang!Bang!, by the fictional band ŹOOĻ from the IDOLiSH7 anime franchise
Animated music video for Nijigasaki High School Idol Club's first song of their first single titled Muteki-kyuu*Believer sung by Kasumi Nakasu and Nijigasaki High School Idol Club's second song of their first single titled Mirai Harmony sung by the entire Nijigasaki High School Idol Club.