BABY & KIDS EXPO will be held 2025/01/15, at the Tokyo International Exhibition Center (Tokyo Big Sight) in Tokyo (Japan). Baby & Kids Expo. Baby & Kids Expo is Japan’s largest trade fair gathering every baby and kids' items, such as toys, maternity goods, baby&kids’ wear and buggies etc. The following is the detailed information of this exhibition. Since the exhibition time may change, please be sure to confirm it before participating.