Third baseman Tatsumi Koyanagi hit a go-ahead two-run single and Yuki Saito struck out 10 in a complete-game effort as Waseda Jitsugyo beat Nichidai Yamagata 5-2 at the National High School Baseball Championship on Friday.

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Waseda Jitsugyo third baseman Tatsumi Koyanagi connects for a go-ahead two-run single in the eighth inning of Friday's National High School Championship quarterfinal game against Nichidai Yamagata at Koshien Stadium. KYODO PHOTOS

Tournament debutant Kagoshima Kogyo set up a semifinal clash with the Tokyo school with a 3-2 win over Fukuchiyama Seibi from Kyoto later in the day in the final quarterfinal of the tournament at Koshien Stadium.

Two-time defending champion Komadai Tomakomai of Hokkaido faces Chiben Wakayama in the other semifinal on Saturday.