Early on, Masamune mimicked the distinctive tempering pattern of Kunimitsu's blades, a style known as Sôshûmono after Sagami province (''Sôshû'') where they were made, and perfected or completed that style. After developing his own style, he passed it on to his son [[Sadamune]], who went on to become a significant swordsmith in his own right. | Early on, Masamune mimicked the distinctive tempering pattern of Kunimitsu's blades, a style known as Sôshûmono after Sagami province (''Sôshû'') where they were made, and perfected or completed that style. After developing his own style, he passed it on to his son [[Sadamune]], who went on to become a significant swordsmith in his own right. |