cherry blossom season; blossom viewing season
Refers to the time when cherry blossoms are in bloom and people enjoy hanami (flower viewing).
During cherry blossom season, the park is crowded with many people.
This year's cherry blossom season came earlier than usual.
Compound of 花見 (hanami, 'cherry blossom viewing') and 時 (doki, 'time, season'). The reading どき is a rendaku form of とき.