|Manga Debut||Chapter 1|
Shizuko Kuroiwa (黒岩 静子, Kuroiwa Shizuko) is a staff at Nishinomiya Keijo Stadium.
Kuroiwa is a young woman with short black hair, as employee at the Keijo stadium she wears the staff cap.
She is a carefree and friendly person, having good relationships with the testers and customers.
Kuroiwa first appeared at the Keijo trial spot, where Kobayashi brought both Nozomi Kaminashi and Taichi Omotenishi to do a trial match. She guided the testers and commented how agile Nozomi was. Eventually, when there were only Nozomi and Sayaka Miyata left, she witnessed their fight and got impressed. She hinted Nozomi which made her to be able to do the Hip Up technique to defeat Sayaka. She congratulated Nozomi on her victory. Later, she invited both Nozomi and Sayaka to the staff room, and they watched for the match between Sakaguchi and Maya Takanashi. In the end, she gave them the pamphlet of Setouchi Keijo Training School, suggesting them to enroll into Setouchi.
- Kuroiwa means "black rock".
- ↑ Chapters 1-2