After that, he went to Edo and acted as a guard for the meeting between Saigo and Kaishu KATSU and, in the battle against Shogitai army (the Brigade of Righteousness) in Ueno, he took part in the attack on the Kuromon gate under the command of Saigo.
次いで江戸にのぼり、西郷と勝海舟との会談を護衛し、上野の彰義隊との戦いにも西郷指揮のもと黒門口攻撃に参戦した。