1
season (period in which regulated games are played)
まもなく野球シーズンが始まる。
The baseball season opens before long.
2
season (division of the year)
苺は今がシーズンだ。
Strawberries are in season now.
3
season (of a TV show, etc.)
私はＸ―ファイル４シーズンを見ました。
I watched the 4th season of X-files.
4
season (for doing something, e.g. ski season, entrance examination season)
1
Season