二十日正月
はつかしょうがつ
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.)
十二月 is read as じゅうにがつ (juunigatsu) and means December.
じゅうにがつ
juunigatsu
はつかしょうがつ
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.)
一月から十二月まであります。
いちがつからじゅうにがつまであります。
There are months from January to December.
十二月は一年の最後の月です。
December is the last month of the year.
一年の十二ヶ月とは、一月、二月、三月、四月、五月、六月、七月、八月、九月、十月、十一月、十二月です。
The twelve months of the year are January, February, March, April, May, June, July, August, September, October, November, and December.