People participate in an event in celebration of the Children's day in Tokyo, Japan, on May 5, 2024. Photo: Xinhua

People participate in an event in celebration of the Children's day in Tokyo, Japan, on May 5, 2024. Photo: Xinhua

People participate in an event in celebration of the Children's day in Tokyo, Japan, on May 5, 2024. Photo: Xinhua

Traditional carp-shaped windsocks called "Koinobori", a symbol of good health and strength for children, are hung up to celebrate the Children's day in Tokyo, Japan, on May 5, 2024. Photo: Xinhua