1. Miho Training Center, Racehorse Hospital, Japan Racing Association, Ibaraki 300-0493, Japan
2. Yamazaki Horse Clinic, Ibaraki 300-0415, Japan
3. Interdisciplinary Graduate School of Medicine and Engineering, University of Yamanashi, Yamanashi 400-8510, Japan
4. Wismerll Company Limited, Tokyo 113-0033, Japan
5. Graduate School Department of Interdisciplinary Research, University of Yamanashi, Yamanashi 400-8510, Japan