2023. Kumachan Seal is the solo project of Japanese vocalist/songwriter/producer Sairi Ojima, who has been playing in numerous indie bands, including Neco Nemuru, since her teens. She began her solo career in 2013, ..

2023. Kumachan Seal is the solo project of Japanese vocalist/songwriter/producer Sairi Ojima, who has been playing in numerous indie bands, including Neco Nemuru, since her teens. She began her solo career in 2013, ..