1. R&D Center for Cell Therapy, Foundation for Biomedical Research and Innovation , Kobe , Japan
2. Division of Cell-Based Therapeutic Products, National Institute of Health Sciences , Kawasaki , Japan
3. CiRA Foundation , Kyoto , Japan
4. Riken BDR , Kobe , Japan
5. Vison Care Inc. , Kobe , Japan
6. Department of Biomedical Research and Innovation, Institute for Clinical Research, National Hospital Organization Osaka National Hospital , Osaka , Japan
7. Department of Orthopedic Surgery, Keio University School of Medicine , Tokyo , Japan
8. Department of Physiology, Keio University School of Medicine , Tokyo , Japan