Start Up!! Kamen Rider Gavv

Nozomi Miyabe as Self - Sachika Amane Natsuki Sawamoto as Self Natsuki Hori as Self Hidekazu Chinen as Self - Shouma / Kamen Rider Gavv Takashi Tsukamoto as Self - Lango Stomach Go Sakabe as Self Keito Kimura as Self Taiki Sato as Self Leiya Seguchi as Self Yusei Yagi as Self Sota Nakajima as Self Shintaro Asanuma as Self - Narration (voice) Yusuke Hino as Self - Hanto Karakida / Kamen Rider Valen Sekai as Self

Sota Nakajima Theme Song Performance Go Sakabe Music Naomi Takebe Producer Sekai Theme Song Performance Natsuki Sawamoto Theme Song Performance Keito Kimura Theme Song Performance Yusei Yagi Theme Song Performance Taiki Sato Theme Song Performance Leiya Seguchi Theme Song Performance Natsuki Hori Theme Song Performance