77th birthday celebration
Refers to the celebration of one's 77th birthday, a traditional Japanese longevity milestone. The kanji 喜 can be broken down into 七十七 (77).
My grandfather reached his 77th-birthday milestone this year.
The family gathered to celebrate my grandfather's 77th birthday.
We're planning to hold a celebration for my grandmother's 77th birthday next week.
古希 celebrates the 70th birthday, an earlier longevity milestone than 喜寿's 77th.
The kanji 喜 can be decomposed into the components 七 (seven), 十 (ten), and 七 (seven), representing the number 77. The term is a traditional Japanese longevity celebration.