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Founding Idol Mana Exits Boku ga Mitakatta Aozora After 2-Year Run
17 Oct
Summary
- Idol Mochinaga Mana announces graduation from J-pop group Boku ga Mitakatta Aozora
- Mana is a founding member who debuted with the group just 2 years ago
- Mana cites desire to "try new things" and "explore more worlds" as reasons for departure

On October 15, 2025, Japanese idol Mochinaga Mana announced that she will be officially graduating from her group, Boku ga Mitakatta Aozora, just two years after the group's debut. The news came as a shock to many fans, as Mana was one of the founding members of the popular J-pop girl group.
Mana's departure marks the second member to leave Boku ga Mitakatta Aozora this year, following the earlier graduation of fellow founding member Yamaguchi Yua. In a heartfelt statement, Mana expressed her gratitude for the experiences she had as part of the group, but emphasized her desire to "try things only I can do and explore more worlds out there."
Boku ga Mitakatta Aozora, also known as BokuAo, debuted on June 15, 2023, with an initial lineup of 23 members selected from a pool of over 35,000 applicants. The group follows a graduation system common in the Japanese idol industry, where members can leave the group and new members are added over time.