What is the size of this item (m30003)?

Sasano (Staff who usually wear 22.5 > 22.0)

Yoshii (Staff who usually wear 23.0 > 23.5)

Anzai (Staff who usually wear 23.0 > 23.5)

Yanaka (Staff who usually wear 23.5 > 23.0)

Harada (Staff who usually wear 23.5 > 24.0)

Fukushima (Staff who usually wear 24.0 > 24.5)

Tada (Staff who usually wear 24.5 > 24.0)

Tamura (Staff who usually wear 25.0 > 24.5)