The castle was built in 1580 by Yoshitomo Satomi (里見義朝). In 1590, at the battle of Odawara, Satomi joined Hideyoshi’s military but because he broke the rule and late, Satomi lost half of his land. In 1600, he joined as Ieyasu’s military and protected Utsunomiya. When Ieyasu won the battle, his land was extended to Kashima. However, in 1614, he expanded this castle without the permission of Ieyasu, he lost all his land and entire his family Satomi has ended. When Satomi died, his loyal eight samurai also died with him. Their bones brought back to Tateyama and this eight samurai story become the famous samurai story, Satomi Hakkenden.
Shiroyama Park
… has Ume (Japanese Plum) garden and Tsutsuji (Azalea). It is also very famous for Hanami spot. The zoo has a great birdcage of Peafowl.