Koshimizu Farmstead is a Mongol-held farm south of Benkei's Falls in Kushi. Freeing it gives one of the six keys to Gosaku's Armor in The Unbreakable Gosaku.
Clear it while hunting Gosaku's keys. It is also on Norio's path in The Blood Sutra.
Kushi Temple
Kushi Temple, also known as Kushidera, is an old pagoda that has stood in Toyotama for centuries. It is a key stop in Norio's storyline. Its monks later fight at the siege of Castle Shimura.
Akashima Village
Akashima Village, in the prefecture of the same name, is the starting point of Norio's storyline. It has a full set of vendors, so it is a good resupply stop in western Toyotama.
Iijima Farmstead
Iijima Farmstead is a Mongol-held farm village in Umugi Prefecture. Rescue the hostages to free it and earn steel, and it counts toward The Unbreakable Gosaku.
Aoi Village
Aoi Village is a village on the Tsutsu Plains that the Mongols occupy at the start of Act 2. Freeing it gives you the Key of Aoi, one of the keys for The Unbreakable Gosaku.