Seven-Eleven Japan Co. will open two convenience stores at the World Exposition in Osaka starting Sunday to showcase what it expects its outlets to look like in 2030, featuring service by remotely controlled avatar robots and floors that generate power when stepped on.The stores at the expo venue on the artificial island of Yumeshima will sell made-to-order Japanese confectionaries such as fish-shaped "taiyaki" waffles and sweet "dango" rice cakes in addition to the usual items including drinks and rice balls.Avatar robots called "newme," developed by Avatarin Inc., a startup established by…READ FULL ARTICLE