古処山城（秋月城）／アクセス・場所・地図豊臣秀吉の大軍に落とされた秋月種実の本城古処山城【お城特集日本の歴史】

Koshosan Castle (Akizuki Castle)[The feature on the castles; Japanese history]

[Castle name]
Koshosan castle
the main castle of Akiduki Tanezane

[Description]
Koshosan Castle (Akizuki Castle) belonged to Mr. Akizuki, located in Notori, Akizuki City, Fukuoka Province.
Kennin 3 year (1203), Akizuki Tanekatsu started building [Koshosan Castle].

It is considered that it was used as pavilion at ordinary days, and when there was battle they would gather at Koshosan Castle. Koji 3 year (1557), Koshosan Castle was attacked by [Outomo Sorin] and fell down, the castle owner [Akizuki Fumitane] committed suicide, and his second son [Akiduki Tanezane] was got by Mouri Motonari.

Gradually Mr. Akizuki expanded his influence and became Daimyo with 360000 stones. Tensho 14 year (1586), when Toyotomi Hideyoshi started suppress Kyushu, Tanekatsu followed [Mr. Shimazu] and fought.

However, it was nothing when facing Toyotomi’s army, and Hideyoshi was defeated. Tanakatsu survived but his salary was greatly decreased by he was given [Takanabe Castle] at only 30000 stones. In addition, Koshosan Castle became abandoned after the battle.