During the Heian period, the imperial court was on top and the warrior class served as their leisure. But there was one cat who challenged that status quo: Taira no Masakado!
and built an imperial castle 
like Kyoto's in Shimousa,
Construyó un castillo imperial
como el de Kyoto en Shimousa,
e construiu um castelo imperial
igual o Shimousa em Quioto,