From Quirky to Genius: Discover Japan's Unique Inventions

4. Lotions and sprays for cooling

What it is: a can of cold air to help relieve the heat. Created in 2017; Average Cost: $0.94* This is essentially a bottle-mounted air conditioner. In Japan, July and August temperatures can reach the upper nineties in certain cities and towns. Japan saw its greatest temperature day ever two years ago, reaching 106 degrees. By misting you with chilly air, these cooling sprays and lotions lower your body temperature.

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Pinterest, @matcha-jp, and Cooling Spray Reviewers also mentioned that the cooling lotion is particularly pleasant after spending the entire day in the sun, even though the spray is simple to use all day. Colgate doesn't now provide any goods that compare to the low-cost creativity of this kind of cooling spray.