Kenichi Watanabe, a high school student nuts about his MBX50. He and his friends set up a bike club called Culture, and this story chronicles their adventures on the journey towards adult life.
| Actor | Role |
|---|---|
 Mami KoyamaOkazaki Kanako | Okazaki Kanako |
 Akira KamiyaShimizu | Shimizu |
 Eiko YamadaEmiko Sakura | Emiko Sakura |
 Hideki FukushiTetsuya | Tetsuya |
 Hiromi TsuruTakagaki Yuniko | Takagaki Yuniko |
 Ryo HorikawaKenichi Watanabe | Kenichi Watanabe |
 Kenyu HoriuchiShigeru Tagawa | Shigeru Tagawa |