Summer National Senior High School Baseball Championship (全国高等学校野球選手権大会 zenkoku kōtō gakkō yakyū senshuken taikai) Saitama Tournament, simply known as Saitama Summer Tournament, is a prefectural baseball tournament which determines the representative team for Koushien.

The lottery draw was held on June 17 and the official opening ceremony was held on July 10. Senda High School, Nishinou Dai Fuzoku, Musashino Dai Ichi and ARC Academy High School are the Best 4 for this year's tournament, with ARC as the champions.