Battle of Momotsugi

The Battle of Momotsugi was fought on October 9 of 1539 when an army of the Iriki-in clan (loyal to Shimazu Takahisa) stormed the castle of Iwaya who were aligned with the rival Shimazu Sanehisa.

Sanehisa, had been the lord of Izumi castle in Satsuma province. He was a member of a branch family of the Shimazu. In 1526 he rebelled against Shimazu Katsuhisa and managed to expel him from Bungo Province attempted to establish himself as an independent power. With the clans allegiance divided, Shigetomo remained loyal to Katsuhisa and his successor Takahisa.

The castle had been granted to Iriki-in in 1536, allowing that he able to capture it first since it was held by Sanehisa's forces.^[1] Shigetomo took the castle on a single night raid.^[2] The action earned Shigetomo's praise from his Lord Shimazu Takahisa.

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