After advancing to the 159th move, and upon resuming the game after the 13th adjournment, Shusai made the historic move of excellence ('myoshu' in Japanese) to storm Seigen's black territory.
159手目まで進行した後、13回目の打ち継ぎ開始直後に、秀哉は呉の黒地に強襲をかける歴史的妙手を放つ。