Kirk here. Kyushu Gakuin plays their third game in the series tomorrow (Thursday, the 18th) at 3:30 in the afternoon. The will play against Seiko Gakuin of Fukushima. Thus, Kumamoto and Fukushima, two places known for big earthquakes that have hit in the 21st century, will compete to advance to the semifinals. Seiko Gakuin is a school that has a history of doing well in the Koshien Tournament: https://office-morioka.com/h_baseball/seiseki/seiko_gakuin.html
Schedule screenshot taken from here: https://www.hanshin.co.jp/koshien/highschool/summer2022/schedule.html