Approximate Age
Adolescence, Marriageable Age
noun
としごろ
頃 (ころ、ごろ) Approximate Time, Around, About
いつ頃 (いつごろ) About When, How Soon
年頃 (としごろ) Approximate Age, Adolescence, Marriageable Age
Yuri says 年頃 usually describes teenagers transitioning into adulthood.