He chose to discard a safe tile in mahjong.

In traditional cosmology, Kakuun is considered one of the triangles.

As a campaigner, he is promoting a healthy lifestyle.

He is receiving driving training.

Let's buy a lottery ticket today to try our luck.

He was pursued by bad luck all his life.

He is a klutz and can't play sports at all.

His luck finally turned, and he got his dream job.

He is a person of great luck.

It was incredible luck that he won the lottery.