ようちゅうい
need for caution; need for care; requiring special attention
Common word
Noun, No-adjective
十八禁じゅうはちきんなので要注意ようちゅうい！
WARNING - 18+ ONLY.
レーザ照射しょうしゃ中なか！！要注意ようちゅうい！！
Laser is currently operating! Use extreme caution!