1. Hito wa Naze Hataraka Nakereba Naranai no ka 2. Hito wa Naze Hitori dewa Ikite Yukenai no ka 3. Hito wa Naze Onaji Ayamachi wo Kurikaesu no ka 4. Hito wa Naze Shiawase ni Naritai to Negau no ka 5. Closed 6. Bokura wa Tada Hashiru Dake For ten years Kousuke has ......