To be honest, i do not know what the name of this dance is in English. So i called it through the translator and left the Japanese name too.
Ruko is here - https://www.mediafire.com/file/i2sivqyb80f1vyt/Police_Models_Pack_-_modi...
Motion, camera and music is here - https://www.mediafire.com/file/9guwap6d36s218z/Butt_Dance.rar/file
Stage from here - https://www.deviantart.com/amiamy111/art/STAGE-FLOOD-Space-Glow-329824011