noun, noun which may take the genitive case particle 'no'
requiring caution; needing special attention
Used to describe a person, situation, or thing that demands careful handling or monitoring. Often appears in warnings, reports, or as a label.
この患者は要注意です。
This patient requires special attention.
要注意人物としてマークされている。
He is marked as a person of interest.
This is the season to watch out for heatstroke.
He's someone you need to keep an eye on when it comes to managing money.
This street needs extra caution at night.