He is famous for his brilliant endgame plays, including a classic example of semedori (forcing an opponent to capture dead stones ), exhibited in a 1705 game against Yasui Senkaku. This was in a grudge match, since there had been bad blood between the Honinbos and Yasuis since Yasui Sanchi was turned out of his official positions in favour of Hon'inbō Dōsaku.
He is renowned for his exceptional endgame skills, particularly a notable instance of semedori (forcing an opponent to capture dead stones), which he showcased during a 1705 game against Yasui Senkaku. This match was part of a long-standing rivalry between the Honinbo and Yasui clans, where Yasui Sanchi had been removed from his official positions in favor of Honinbo Dōsaku.