Dr. Masaru Murai
| Prefecture | Tokyo Metropolis |
| Belonging | Sanno Hospital https://www.sannoclc.or.jp/hospital/patient/doctor/hinyoukika/index.html |
| Specialized | urology |
| Experienced | urology (urinary tract malignancies (especially prostate cancer), dysuria, adrenal disease) |
| Graduated University | Keio University |
