[eejanaika] (exp) (1) isn't it great?; (n) (2) carnival-like religious celebrations (e.g. dancing festivals) that occurred across Japan from June 1867 to May 1868
[はつかしょうがつ, hatsukashougatsu] (n) twentieth day of the first month (end of New Year celebrations, upon which remaining New Year's food is eaten, decorations are stowed away, etc.)