The fifth month of the year (May, in the Gregorian calendar).
５月は新緑の季節で、散歩が気持ちいい。
May is the season of fresh green leaves; it's pleasant to take walks.
ゴールデンウィークは通常５月の初めにあります。
Golden Week usually occurs at the beginning of May.
彼の誕生日は５月です。
His birthday is in May.
The fifth month in the lunar (traditional) calendar; dates differ from the modern Gregorian calendar.
旧暦の五月には地方によって異なる行事がある。
There are local events in the lunar fifth month that vary by region.