Hara Castle was originally built in 1496 as a subsidiary fortification to nearby Hinoe Castle, with upgrades made from 1599 to 1604. Later dismantled and abandoned by the then daimyo (lord) Matsukura Shigemasa (1574-1630), it was briefly occupied by the rebels who took part in the Shimabara Rebellion (1637-38). It now exists as a series of ruins accessible by bus from the city of Shimabara. Hara C...