Koshien Stadium, a baseball stadium in Koshien which is the venue of the annual high school baseball tournaments; High school baseball in Japan, the tournaments generally referred to as Kōshien, named after the stadium; Koshien, Nishinomiya, Hyōgo Prefecture, a neighborhood of Nishinomiya, Hyōgo, Japan; Koshien Stadium (baseball park in Nishinomiya, Hyōgo Prefecture); National High School Baseball Tournament (held annually in August at Koshien Stadium); Summer Koshien; National High School Baseball Invitational Tournament (held annually in March at Koshien Stadium)