Some 5,000 medals in the 2020 Olympic and Paralympic Games in Tokyo are going to be made from recycled electronic waste. /VCG Photo

People in Tokyo dropped their discarded waste, including old mobile phones and cameras at the Tokyo Metropolitan Government building last week. /VCG Photo

The Tokyo 2020 Medal Project aimed to collect 30.3kg of gold, 4,100kg of silver and 2,700kg of bronze by the end of March. /VCG Photo

Organizers said in a statement that they had already collected 47,488 tons of discarded electronic devices and more than five million used mobile phones by November last year. /VCG Photo