Sou Otogiri

Souji is a young man who has been given access to ZECT's technology, using the Kabuto Zecter to transform into Kamen Rider Kabuto. However, Kabuto's Clock Up System malfunctions, prompting ZECT to deem him a threat. He later appears to help revive Tsukasa in Kamen Rider × Kamen Rider W & Decade: Movie War 2010 and battles Super Shocker, assuming Hyper Form as a result of Decade's K-Touch and later into his Zecter Kabuto form with the All Rider Final Form Ride Card to fight the Super Crisis Fortress.