HENMI led the Raigeki-tai troop together with other troops including the Seigi-tai, Kanjo-tai, Kumamoto-tai, and the combined troop, and advanced to the area around Otsuka; on the morning of May 8, he attacked in full force on the main road of Kukino and defeated the government army.
辺見は雷撃隊を中心に正義隊・干城隊・熊本隊・協同隊などの諸隊を加えて大塚付近に進み、8日の朝から久木野本道に大挙して攻撃を加え、官軍を撃退した。