Onii-san
お兄さん, Mister, Akihiro Higashiyama, Minoru Kanda, Mask
Haru (ハル)
220
Gender:Male
Height: 175 cm
Oniisan is one of the main characters of the story. His birth name is unknown. He never formally introduces himself to Sachi so she just calls him Oniisan. He has light colored hair and always wears a face mask.
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