expression, ichidan verb
make a wish to a god; pray for a wish to come true
Used when someone makes a specific wish or vow to a deity, often with a promise or offering. Similar to 願をかける, but 立てる emphasizes the act of formally making the wish.
See also: 願をかける
彼は神社で合格祈願の願を立てた。
He made a wish at the shrine to pass the exam.
願を立てるときは、何かお礼を約束することが多い。
When making a wish, people often promise some offering in return.