noun
Refers to the peak period of a person, organization, industry, or era when it was most successful or influential.
この町は江戸時代に最盛期を迎えた。
This town reached its golden age during the Edo period.
彼は30代が選手としての最盛期だった。
His prime as an athlete was in his thirties.
noun
peak season; best time
Used for the time when fruit, vegetables, seafood, or other seasonal products are at their best. Also used more broadly for the best period for an activity.
今がサクランボの最盛期です。
Now is the peak season for cherries.
夏は観光の最盛期だ。
Summer is the best time for tourism.