It was the last day of winter, in Japanese old calenter. And today is the first day of spring, as I wrote yesterday. 昨日も書きましたが、昨日は二月三日、節分でしたね。 そして本日二月四日は立春!春の始まりです。 It has been said that demons would come to attack people when the season changes. (I guess that when season changes we easily get sick …