QUICK BIO
Uchouten was a female Daimon specially created for Mimete by Professor Tomoe after she selected Thomas Harris - a famous young deejay whom she adored - as her target, allegedly for the sole purpose of acquiring his pure heart for the benefit of the Death Busters.

SOURCE: Bishoujo Senshi Sailormoon MotD
Place of creation: Professor Tomoe's secret underground laboratory complex, located beneath the Tomoe Mansion in the city of Tokyo, Japan