Thereafter, he met with his older brother, Katamori MATSUDAIRA, at Wakamatsu-jo Castle, after which he traveled by the fleet of Takeaki ENOMOTO from Sendai to Hakodate City.
その後は若松城で兄の松平容保と再会し、仙台市から榎本武揚の艦隊で函館市へ渡った。