Yui Matusmoto, 4, plays with a digital duck toy, in the living room of his home in Tokyo.
Yui Matusmoto, 4, plays with a digital duck toy, in the living room of his home in Tokyo. Yuri Kageyama AP
Yui Matusmoto, 4, plays with a digital duck toy, in the living room of his home in Tokyo. Yuri Kageyama AP