Located in Yahatanishi Ward, Kitakyushu City, Fukuoka Prefecture, Nagayama Orthodontic Dental Clinic, operated by the medical corporation Keieikai, is an orthodontic clinic specializing in tooth alignment and occlusion. The clinic operates from 9:00 to 18:00 and is closed on the 1st Thursday, 1st Sunday, 2nd Thursday, 2nd Saturday, 3rd Thursday, 3rd Sunday, 4th Saturday, holidays, and August 13-15. The clinic offers English-language services and accepts electronic payments. With parking facilities and barrier-free accessibility, the clinic offers convenient access. The staff continuously learn new medical techniques, approach each patient sincerely, and strive for the best possible results. To help patients receive treatment with peace of mind and enjoyment, the clinic has established seven commitments, confirms concerns about tooth alignment and occlusion, and provides an overview of current symptoms. A Q&A section is available on the official website, which also publishes the treatment calendar.