Dreadful! Summer Sea

Kenta Satou

Riki Honoo / Red Turbo

Yoshiaki Ganaha

Daichi Yamagata / Black Turbo

Keiya Asakura

Youhei Hama / Blue Turbo

Jun'ichirô Katagiri

Shunsuke Hino / Yellow Turbo

Yoshiko Inuzuka

Haruna Morikawa / Pink Turbo

Mayumi Oomura

Fairy Seelon

Banjo Ginga

Saint Beast Lakia (voice)

Fujita Okamoto

Dr. Dazai

Nobuo Tanaka

Narrator

Kaoru Shinoda

Palm Tree Boma (voice)

Ryuji Nakayama

Koji

Bin Manabe

Koji's father

Junko Komiya

Koji's mother