Ep. 4: Onpu's Secret
Aired on August 7, 2004
4
Episodes
- Ep. 1 · A Broken Bicycle Journey: The Boys' Hidden Secret
- Ep. 2 · Momoko's Secret in New York: Maho-dou
- Ep. 3 · The Importance of Swimming and Aiko's Hidden Secret
- Ep. 4 · Onpu's Secret
- Ep. 5 · Pop and Hana share a secret regarding sorrow
- Ep. 6 · Baaya's Secret Memories Revealed in Confeito
- Ep. 7 · The father and son share a secret love for taiyaki.
- Ep. 8 · Recorder Case! An Honor Student's Secret