Princess Shōshi (1286–1348)
Princess Shōshi or Princess Masako was a Japanese Empress. She served as Saiō for her brother Emperor Go-Nijō in 1306–1308.
She was the daughter of Emperor Go-Uda and court lady Itsutsuji Chushi. She was named honorary Empress to her half brother Emperor Go-Daigo in 1319.
In the same year, she ordained as a Buddhist nun and was given the Dharma name Shinrikaku.
