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Western Army · Chōsokabe

Chōsokabe Morichika

“The Last Lord of Tosa”

Fourth son of Chōsokabe Motochika, who unified Shikoku. He sided with the Western Army at Sekigahara but, pinned on Mount Nangū, ended on the losing side without fighting, and Tosa was confiscated. After years as a masterless samurai in Kyoto he led his old retainers to Osaka and fought fiercely at Yao. Captured after the castle fell, he was executed in Kyoto with his family, and the Chōsokabe line ended.

Epithet
“The Last Lord of Tosa”
Rank / office
Junior Assistant Minister of the Imperial Household
Domain / base
Tosa
Banner / crest
Seven wood-sorrel leaves
Side
Western Army
Lived
1575–1615 (aged 41)

Life

  1. Keichō 4 Succession Inherited Tosa on the death of his father Motochika.
  2. Keichō 5 Loss of Tosa Sided with the Western Army at Sekigahara and lost Tosa without having fought.
  3. Keichō 20 Siege of Osaka Joined the Toyotomi side with his old retainers, fought hard at Yao and died.

Battles in this archive1 battles

  1. Battle of Sekigahara October 21, Keichō 5 Sekigahara, Mino Province Deployed behind Mount Nangū. With the Mōri in front of him motionless, he left the field without striking a blow. 6,600 troops Watch ▸

Related sites

  • Okō Castle ruins (Kōchi)