noun
first month of the lunar calendar
Refers to the first month in the traditional Japanese lunar calendar, roughly corresponding to February in the modern calendar. Used in historical or poetic contexts.
旧暦では睦月は春の始まりとされる。
In the old lunar calendar, Mutsuki is considered the beginning of spring.
noun
Poetic or traditional name for January in the modern calendar, often used in literature, almanacs, or when giving a classical feel.
睦月の寒さが一年で一番厳しい。
The cold of Mutsuki (January) is the harshest of the year.