There is a holiday period called “winter vacation” in Japan.
The winter vacation of many schools is generally December 25 – January 7. It may be longer in the northern region. Many companies will have a winter vacation from December 29 – January 3.
The homecoming rush will occur during this period every year. Because many of the people working in the city go home town, the air ticket price rises, the Shinkansen train is also full, and highways can not avoid long traffic congestion.
Well, the international air tickets going to the Philippines will rise from the middle of December when Christmas is near. It is similar