Background
He was the eldest son of second shikken Yoshitoki.
北条 泰時
He was the eldest son of second shikken Yoshitoki.
He strengthened the political system of the Hōjō regency. According to Azuma Kagami, he was liked by the first Shogun, Minamoto no Yoritomo. In 1218 he became the chief (bettō) of the military office (samurai dokoro).
In the Jōkyū War of 1221, he led shogunate forces against the imperial court in Kyoto.
After his victory, he remained in Kyoto and set up the Rokuhara Tandai. He installed Hōjō Tokifusa as the first rensho.
In 1225 he created the Hyōjō (評定), the council system of the shogunate. In 1232 he promuglated the Goseibai Shikimoku, the legal code of the shogunate.
He has highly praised for his impartial justice.
He died in 1242.