XM-X1/K Crossbone Gundam X-1 Kusanagi

The  (AKA Crossbone Gundam Kusangai, Crossbone Kusanagi) is a variant of the Crossbone Gundam X-1 that appears in Gundam Build Fighters - Regulation E, it is built by Shizuka Amane piloted by her sister, Hitomi Amane.