役に立つ

やくにたつ; to be helpful, to be useful

• 役plugin-autotooltip__default plugin-autotooltip_big役
  
  やく; role, assignment, responsibility, duty, function, job, service; position (of responsibility), post, office; part (in a play, film, etc.), role, character; scoring combination (in mahjong, card games, etc.), meld, hand,
  
  See Also