鬼も十八番茶も出花
Meanings
1
even homely girls look beautiful at the peak of their youth
Proverb meaning that just as coarse tea tastes good when freshly brewed, even unattractive people can appear charming in their prime. Often used to note that youth itself is a kind of beauty.
See also: 番茶も出花
As the saying goes, 'even homely girls look beautiful at the peak of their youth,' so everyone shines in their own way when they are young.