| Seishun no Flag | |
|---|---|
| Released: | June 30, 2010 |
| Genre: | J-Pop |
| Format: | CD Single, CD+DVD |
| Label: | PONY CANYON |
| Producer: | Akimoto Yasushi |
| Watarirouka Hashiritai's 5th Single | |
| Watarirouka Hashiritai Singles Chronology | |
| Previous: Akkanbe Bashi (2010) | Next: Gyu (2010) |
Seishun no Flag (青春のフラッグ?) is Watarirouka Hashiritai's 5th Single.
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