己亥 つちのとい Also written きがい Meanings Noun Earth Boar (36th term of the sexagenary cycle, e.g. 1959, 2019, 2079) See also: 干支 (えと). Kanji 己 oneself. Read as つちのと. 亥 sign of the hog; 9-11PM; twelfth sign of the Chinese zodiac. Read as い. Jinuma: Japanese Dictionary · Word lists