final cycle character C2 the second of two characters required to designate a lunar cycle in a Chinese-Japanese-Korean date phrase described by PS-RULE ODP2: there are twelve possible ideographs in use: 1) 子, 2) 丑, 3) 寅, 4) 卯, 5) 辰, 6) 巳, 7) 午, 8) 未, 9) 申, 10) 酉, 11) 戌, 12) 亥