legal age, age (time of life when one attains full person rights), the age of adulthood (20 in Japan)

adult; person of full age

person

pass judgement, conclude, rule / issue an order / do for oneself

Alternative form of 下ろす

A more formal and honorific form of 下(くだ)さる (kudasaru),

to decide / to decide on; to choose

decision / choice

oneself / first-person pronoun: I, me (often shows the speaker's lower position in a hierarchy than the addressee) / (Kansai) you

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend