つちのとい 己亥 LinksSentence search for 己亥Sentence search for つちのといSentence search for きがいKanji details for 己 and 亥Edit in JMdict Noun1. Earth Boar (36th term of the sexagenary cycle, e.g. 1959, 2019, 2079)See also 干支Other forms己亥 【きがい】 Discussions Log in to talk about this word.