If you happen to lose an item at the airport, you should firstly contact the relevant airline you are/were travelling with. It is strongly recommended that all travellers take up an appropriate travel insurance to cover any such losses that can occur as part of their journey.
If you have an enquiry about a lost or found item, here's what you can do:
Items Lost at Airport Terminal
(Tel. 011 225 2861 Ex 3048) Inquiries about lost baggage should be directed either to information desk or to the airline office.
Please proceed to the nearest information counter and the personnel on duty will assist you further.