miso soup in a can from a vending machine

Is this clam/miso soup supposed to be drank cold, like that image of a beer stein in the corner?!? Really don't have a clue?!??? You can get it from vending machines all over Japan, not sure if it came hot.

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#misosoupinasodacan #japanesefood #foodinacan #bestpackaging
#japanesesnacks