Osamu was born a siscon. He has taken care of his imouto Rio from the moment she was born, as well as his imouto Mio since she joined his family from his father’s remarriage. Every day he was on cloud nine being together with his two imoutos.
- Kanan Ren
- Taneda Hako
- Character design
- Nonohara Miki
- Hoshina MegumiED "Zutto☆Need a chance!!"
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