Related Information for Heidi. heidi. (ハイジ, read haiji) is a major Japanese angura-kei band who started activities in early 2006. It's members are 義彦 (Yoshihiko, ex-SICS) on vocals, ナオ (Nao, ex-カリメロ) on guitar, コースケ (Kohsuke, ex-カリメロ) on bass and 桐 (Kiri, ex-kannivalism, ポロリ) on drums. So far, they have released eight albums, one best album, two mini-albums, and twelve singles and were included in three omnibus albums. OHP: read more