Crazy Love in Chinese / Japanese...

首っ丈 is a Japanese word that means “deeply in love with,” “madly in love with,” “heads over heels in love with,” or “to be crazy about.”

爱得死去活来 is a Chinese phrase that means “to be madly in love.”

It almost literally means “Love as if your life depended on it,” or “Love you to death, just to live.”