【Greeting Culture in New Year's Holiday】
Greeting cultures are very popular overseas, in Japan, there are also some cultures of sending letters (postcards). With the changes of season, there are summer greetings and winter greetings in Japan, among them, the most necessary and important greeting is the "Greeting Cards".
【The coming of winter, how to spend winter solstice】
The winter solstice is the day when the sun elevation is the lowest and the sunshine duration is the shortest of the year in the northern hemisphere. In terms of sunshine time difference, it will be nearly five hours in Tokyo, while more than six hours in Hokkaido.