女心と秋の空
Meanings
1
a woman's heart is as fickle as autumn weather
Proverb meaning a woman's feelings are changeable and unpredictable, like the quickly shifting skies of autumn. Originally the saying was 男心と秋の空 (a man's heart...), but the modern form reverses the gender.
See also: 男心と秋の空
They say 'a woman's heart is as fickle as autumn weather,' but do you really think so?