The Battle of Dōmyōji: Matabei Died One Day Before Yukimura

On the morning of May 6, 1615 (the twenty-ninth of the fourth month of Keichō 20), in the area around Dōmyōji in present-day Habikino City in Osaka, Gotō Matabei engaged the Tokugawa forces. It was the screening action of the Osaka side; the Tokugawa contingent was 30,000 strong, Matabei's force was 2,000. Within the overwhelming numerical disparity, Matabei held the line for nearly half a day before being killed. It was the day before Sanada Yukimura's death at Tennōji on May 7.

The Previous Night's War Council

At the war council held in Osaka Castle on the night of May 5, the Osaka side resolved to meet the Tokugawa advance along the Ikoma Mountains and the Kawachi border. Matabei was assigned overall command on the Kawachi axis and was to cooperate with Susukida Kanesuke and Akashi Takenori in blocking the Tokugawa main force at the Dōmyōji area. With deep fog forecast for the night, Matabei pushed to move out early and reached the Dōmyōji area by early morning. The other two commanders' arrival was delayed, and the 2,000 men under Matabei alone had to meet the Tokugawa 30,000.

Half a Day of Holding the Line

From the early morning to past noon on May 6, Matabei held the front of Dōmyōji against the Tokugawa advance. The successive attacks of the Date Masamune, Mizuno Katsunari, and Matsudaira Tadateru divisions were absorbed; the Matabei force exploited the terrain to maintain the line. Tokugawa-side records of the day describe Matabei's command as cold — undisturbed by the numerical disparity, alternating calculated retreats and counterattacks. After noon, when the Tokugawa encirclement was complete, the Matabei force was destroyed and Matabei himself was killed. He was about fifty-six.

The Day Between Matabei and Yukimura

The next day, May 7, Sanada Yukimura led the cavalry charge into Ieyasu's headquarters at Tennōji and was killed. Matabei's death and Yukimura's death came one day apart, and the two figures have been paired as 'the two great heroes of Osaka' in later memory. Matabei's defense at Dōmyōji and Yukimura's charge at Tennōji were militarily two local episodes of stubborn resistance inside the Osaka-side defeat, but in literary tradition they have been told side by side as the collective story of the rōnin of the closing Sengoku — repeatedly dramatized in Edo-period war chronicles, kabuki, and storytelling.

Memory

Matabei's death at Dōmyōji became the central node of the Ōsaka rōnin-hero legend. The Edo-period Gotō Matabei storytelling cycles (kōdan) were beloved among ordinary audiences, and the Meiji and later periods continued the dramatization in novels, film, and television. The Dōmyōji-area battlefield has historical sites including Konda Hachimangū Shrine in the vicinity, and a memorial service is held locally every May. That Matabei chose to abandon a 16,000-koku regular fief in order to continue standing as a samurai has been an object of study, into the present, as an extreme case of the warrior life in the closing Sengoku.

"Do not let my head be handed to the Tokugawa."