1517: The Capture of Hikuma Castle and the Battle of Arita-Nakaide - Sengoku Shogun Map
Imagawa Ujichika captured Hikuma Castle in Tōtōmi from the Shiba and Ōkōchi factions, advancing his control of the province. In Aki, the Mōri and Kikkawa forces defeated Takeda Motoshige's army at Arita-Nakaide and killed Motoshige.
Major events
- 1517-月日不詳: Imagawa Ujichika Captures Hikuma Castle — Imagawa Ujichika captured Hikuma Castle from the Shiba and Ōkōchi factions, marking a major advance in Imagawa control of Tōtōmi.
- 1517-月日不詳: Battle of Arita-Nakaide — The Mōri and Kikkawa forces defeated Takeda Motoshige's army at Arita-Nakaide and killed Motoshige, an early Mōri victory that altered the balance of power in Aki.