Ways to stay warm in winter

It’s getting colder in Tokyo, but we have good stuffs to stay warm in winter :) 　 　 The first one is “Hokkairo” (ほっかいろ, ホッカイロ), small pouch that contains hemicals that heat up when exposed to Oxygen in the air. “Hokkairo” is not expensive (less than 100 yen per packet) and provide up to 8~24 […]

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