noun
Hakone Ekiden; Hakone long-distance relay race
A famous annual university men's ekiden (long-distance relay race) held on January 2–3, from Tokyo to Hakone and back.
正月には毎年、箱根駅伝をテレビで観る。
Every New Year, I watch the Hakone Ekiden on TV.
彼は大学時代、箱
He participated in the Hakone Ekiden during his university days.