OSAKA -- "Earth Mart," a pavilion at this year's World Expo in Osaka, is aiming to explore "new ways of eating" together with ...

A barrel for pickled plums, or "umeboshi," is seen at the Earth Mart pavilion at Expo 2025 Osaka, Kansai, on March 18, 2025. (Mainichi/ Maiko Umeda) A plum pickling event is planned at the ...