70th birthday
Refers to the celebration of one's 70th birthday, derived from a classical Chinese poem. The character 希/稀 means 'rare', as living to 70 was once uncommon.
My grandfather will celebrate his 70th birthday this year.
古希のお祝いに家族で食事に行った。
We went out for a family meal to celebrate his 70th birthday.
He is majoring in Ancient Greek at university.
This document is written in Ancient Greek.
古希 celebrates the 70th birthday, an earlier longevity milestone than 喜寿's 77th.
Standard kanji spelling for the 70th birthday. The character 希 is a simplification of 稀 (rare), reflecting the rarity of reaching 70 in ancient times.
Alternative kanji spelling using the original character 稀. Less common but still seen.
From a line in a classical Chinese poem by Du Fu: '人生七十古来稀' (It is rare for a person to live to seventy since ancient times). The character 希 is a simplified form of 稀 (rare).