Niwa Onshi

Niwa Onshi was a samurai member of the Niwa clan and shugodai of Miyama in Kozakura in 1357 DR.

Activities
Onshi lived in Kuda where had his office. He was also head of the Niwa no Kuda branch of Niwa. Often however Onshi was busy at Tamanokuni or at bakufu capital

Relationship
Onshi was cousin of Niwa Hirotada.