noun, adverb
this season; the current season
Refers to the present or current season in a broad sense, including sports seasons, TV/anime seasons, fashion seasons, and seasonal business periods. It can be used as a noun or adverbially to mean 'this season.'
今季のドラマで一番好きな作品です。
It is my favorite drama of this season.
チームは今季、まだ一度も負けていない。
The team has not lost even once this season.