also: かっかい
noun
each time; every time; each installment
Used to refer to each occurrence or episode of a recurring event, series, or broadcast.
このドラマは各回が独立したストーリーになっている。
Each episode of this drama is a self-contained story.
各
We cover a new topic in each lecture session.
Standard kanji form. The reading かっかい is a common colloquial variant.
Colloquial reading variant. Often used in spoken Japanese.
Compound of 各 (each) and 回 (time/occurrence). The reading かっかい is a euphonic change from かくかい.