expression, zuru verb
ride the storm; seize the opportunity in troubled times
Rare literary expression describing an ambitious person who exploits chaotic or turbulent circumstances to advance their own position. Often carries a historical or dramatic tone.
彼は戦国の乱世に風雲に乗じて、一代で大名にまで成り上がった。
He rode the storm of the Warring States period and rose to become a daimyo in a single generation.