Dolphin Family Dental Clinic, located in Minami-Kasai, Edogawa Ward, Tokyo, operates as a preventive-focused, regular maintenance-oriented dental clinic. The clinic emphasizes preventive maintenance by dental hygienists to help patients maintain good oral health throughout their lives. Hours are Monday to Friday 10:00-13:00 and 14:30-19:00, Saturday until 17:30, closed Sundays and holidays. Services include detailed 10-method X-ray imaging and saliva testing, implementing regular oral disease prevention for cavities with individualized programs. Preventive care includes dental cleaning, brushing instruction, and fluoride application. The clinic provides visual understanding through showing X-rays and explaining treatment flows with diagrams, not just verbal explanations. Facilities accept credit cards and electronic payments, and are barrier-free compatible. English services are also available, meeting diverse needs.