You put it in your pocket and throw it away at home.
IIRC, part of the reason for no trash cans is that eating in public is sort of taboo - you do it at a resto or at home. Food wrappers are quite a lot of trash people need to throw away.
From my last trip to Tokyo I recall vending machines having both garbage and recycling bins. So just keep an eye out for vending machines.
IIRC, part of the reason for no trash cans is that eating in public is sort of taboo - you do it at a resto or at home. Food wrappers are quite a lot of trash people need to throw away.
From my last trip to Tokyo I recall vending machines having both garbage and recycling bins. So just keep an eye out for vending machines.