When they went to a western style grave that Manjiro had built, four assassins tried to attack Manjiro, but Izo had sensed the two ambushes that were hiding, and told Manjiro not to escape impulsively but to stay put with his back against the gravestone, and slew the two attackers down.
万次郎が建てた西洋式の墓を参りに行った時、4人の暗殺者が万次郎を襲ったが、以蔵は伏兵が2人隠れていることを察知して、万次郎にむやみに逃げず墓石を背にして動かないように指示し、襲ってきた2人を切り捨てた。