大安吉日 たいあんきちじつ Also written たいあんきちにち Meanings Noun very auspicious day for all types of occasions (one of the six special days in the Japanese lunisolar calendar) Kanji 大 big. Read as タイ. 安 safe. Read as アン. 吉 lucky. Read as キチ. 日 day. Read as ジツ. Word lists Yojijukugo (四字熟語) Jinuma: Japanese Dictionary · Word lists