A person who visits a place or person, often in a formal or official context.
今日は訪問者が多い日だ。
Today is a day with many visitors.
訪問者は受付で名前を記入してください。
Visitors, please sign in at the reception.
A visitor came to the office, so I attended to them.
We prepared at the reception desk to welcome visitors.
The number of visitors to this website suddenly increased.
Please sign the visitor register before entering the building.