godan verb (-su), intransitive verb
win continuously; keep on winning
Describes a state of winning repeatedly without losing, often in sports or competitions. The verb emphasizes an ongoing streak.
彼のチームは今シーズン勝ち放している。
His team keeps on winning this season.
あの棋士は勝ち放して、ついにタイトルを取った
That shogi player won continuously and finally took the title.