It was an incident in which the torikata (policemen capturing criminals) under the Fushimi magistrate attempted to apprehend or assassinate Ryoma SAKAMOTO while he was staying at the Teradaya on March 8, 1866.
慶応2年1月23日_(旧暦)（1866年3月8日）、宿泊していた坂本龍馬を伏見奉行配下の捕り方が捕縛ないし暗殺しようとした事件。