一日(ついたち) ついたち noun the first (day of the month) time-general 1. the first day of the month The first day of any month. An irregular reading of the kanji 一日. 一月(いちがつ)一日(ついたち)は元日(がんじつ)です。🔊 January 1st is New Year's Day. 来月(らいげつ)の一日(ついたち)から新(あたら)しい仕事(しごと)が始(はじ)まる。🔊 The new job starts from the first of next month. 毎月(まいつき)一日(ついたち)に家賃(やちん)を払(はら)う。🔊 I pay the rent on the first of every month. 一日(ついたち) is the first day of the month. This is a special reading of 一日(いちにち).READINGS OF 一日(ついたち):ついたち: first day of the monthいちにち: one day (duration)DAYS OF THE MONTH (irregular readings, 1st-10th):一日(ついたち) (1st)二日(ふつか) (2nd)三日(みっか) (3rd)四日(よっか) (4th)五日(いつか) (5th)六日(むいか) (6th)七日(なのか) (7th)八日(ようか) (8th)九日(ここのか) (9th)十日(とおか) (10th)After the 10th, regular readings are used: 十一日(じゅういちにち), 十二日(じゅうににち), etc. Exceptions: 十四日(じゅうよっか), 二十日(はつか), 二十四日(にじゅうよっか). Related Words Compare: 一日(いちにち) (one day (duration)) Related: 二日(ふつか) (two days) general Added 2026.2.12 15:50 · Revised 2026.9.2 13:01 10500/10993_tsuitachi