Evaluate the Efficacy and Safety of KK8398 in Patients With Achondroplasia（AOBA Study）

Aichi Children's Health and Medical Center, Ōbu, Aichi-ken, Japan

Osaka University Hospital, Suita, Osaka, Japan

Osaka Women's and Children's Hospital, Waizumi, Osaka, Japan

Tokyo Metropolitan Children's Medical Center, Fuchū, Tokyo, Japan

Tottori University Hospital, Yonago, Tottori, Japan

Niigata University Medical and Dental Hospital, Niigata, Japan

Okayama University Hospital, Okayama, Japan

ISEIKAI International General Hospital, Osaka, Japan

Osaka City General Hospital, Osaka, Japan