noun
Literary or classical term for early spring, often used in poetry or traditional contexts.
孟春の候、皆様にはますますご清栄のこととお慶び申し上げます。
In this early spring season, I hope you are all doing well.
noun
first month of the lunar calendar
Obsolete term for the first month of the lunar calendar; corresponds roughly to February in the modern calendar.
旧暦では孟春は新年の始まりの月とされた。
In the old lunar calendar, the first month was considered the start of the new year.