Classical Japanese form of 良い (yoi)

(finance) balance sheet, a page of accounting entries

(politics, government) power balance, balance of power

(photography) white balance (color correction)

to play an instrument skillfully, freely

to express well, to be articulate

to chew, to digest / to fully appreciate, to fully understand

not necessary to; don't have to

Expresses gratitude or relief for something that happened in the past, a choice made, etc.

If only ~