Hwangab

Hwangab (Hangul: 환갑;hanja: 還甲) in Korean, Kanreki(還暦/かんれき) in Japanese or Jiazi (甲子) in Chinese, is a traditional way of celebrating one's 60th birthday in East Asia. The number 60 means accomplishing one big circle and starting another one in one's life as the traditional 60 year calendar cycle of the lunar calendar.