As well as professional baseball, high school baseball is very popular. And there are two annual tournaments played by some 4000 high schools in spring and summer.
Now is the midst of the summer high school tournament held in Koshien stadium in Hyogo Prefecture. It is called "Summer Koshien." It started on August 6th which will last for two weeks.
A large number of fanatic supporters travel from hometowns to cheer for their local team.
It is a national tradition that symbolizes Japanese summer.