Kan Usuki (臼杵 寛, Usuki Kan, born 30 March 1991^[1]) is an idol, musician, pin artist belonging to Yoshimoto Creative Agency. He is part of the multi-active unit Infini and is the drummer of the pop rock band Spin Cross. Previously, he was in charge of tsukkomi for a ikemen stage unit L.A.F.U. and the comedy duo d Button.

Usuki's career began as a model in Osaka. In November 2010, he belonged to Tokyo's Baroque Works, where he worked as an actor.^[2] He auditioned for an ikemen stage unit produced by Yoshimoto Kogyo, and became a member of Yoshimoto Creative Agency on 12 February 2011 when he passed the audition.^[3] On 28 February of the same year, the unit's name was announced as L.A.F.U.^[4] He ended up graduating from L.A.F.U in 2014.^[5]

In March 2012 he began working with Infini, a unit owned by Koei Tecmo.^[6] In June of that year, Usuki became the drummer for the pop rock band Spin Cross.^[7]

He formed One Hand Red with his high school classmate, Motokatsu Sannaka in 2015. The duo later they renamed themselves as San Prize because of their lucky number "3".^[8] On the 27 February 2016 broadcast of the Fuji TV variety show Mecha-Mecha Iketeru!, his partner Sannaka re-auditioned to be a regular member, and if he passed then Usuki would join him as a regular. However, Sannaka did not pass the viewer vote, so neither of them became regulars.^[9] Just after that program aired, the duo was renamed once again, this time to d Button.^[10] On 3 March 2016, d Button appeared in the outline presentation of Jinbōchō Kagetsu Shin Yunitto Kessei.^[9] At the end of January 2018, Usuki announced that the duo would dissolve due to "directional differences".^[11] In parallel with the activities from before the formation of another group in the future, he would do activities as a pin entertainer.

Teppei Koike was his senior at Osaka Sayama Municipal Third Junior High School.^[12] His former partner Motokatsu Sannaka was his classmate of Osaka Prefecture Imamiya Technical High School. When he was in high school, he played drums in a band.^[13] Usuki's special skills include playing the drums, football, human beat boxing, and mahjong.^[1]

Usuki also has certificates in Zhusuan (Grade 2) Mental calculation (Grade 3), Calculation technique (Grade 3), and Information technology (Grade 3).^[1]