Start Up!! Kamen Rider Gavv

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

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