That Brilliance Is a Diamond

サエキトモ

Mondo Ooya (voice)

Yui Horie

Rockna Hiiragi (voice)

Shigeru Chiba

Professor Ichiroubei Hiiragi (voice)

水谷優子

Jāne (voice)

Kazuhiko Inoue

Count Ludwig Presto Von Meinstein Collection (voice)

Yuka Imai

Guko (voice)

山本麻里安

Repuri (voice)

かかずゆみ

Songstress of the Flower Garden (voice)

Mika Kanai

Beginner (voice)

小林由美子

Luke (voice)

Shin-ichiro Miki

Zaha (voice)

Takehito Koyasu

Redda (voice)

百々麻子

Shiru (voice)

Yūji Ueda

Chuzaemon Takenaka (voice)

氷上恭子

Batchi (voice)