Located a 5-minute walk from Waseda Station on the Tokyo Metro Tozai Line, Otorhinolaryngology Nishiyama Clinic in Waseda Tsurumaki-cho, Shinjuku-ku, provides comprehensive care for ear, nose, and throat conditions. Dr. Toshiaki Nishiyama, the clinic director, is a specialist with supervisory experience on sudden sensorineural hearing loss, treating a wide range of ENT conditions including allergic rhinitis, chronic sinusitis, sleep apnea syndrome, ankyloglossia, and various vocal cord disorders. The clinic offers same-day surgery for allergic rhinitis including hay fever. For cases requiring surgery, Dr. Nishiyama personally visits affiliated hospitals to provide complete care from the procedure through follow-up. The facility features chemical-free interior materials that avoid volatile organic compounds, demonstrating thorough consideration for allergy patients. The relaxing atmosphere incorporates carefully selected colors and scents based on expert recommendations. English-speaking services are available, making the clinic accessible to international patients.