Located near Ikebukuro Station, Ikebukuro Sleep Care Clinic specializes in sleep apnea syndrome and respiratory diseases under the care of physicians certified by the Japan Society of Sleep Research. The clinic provides specialized medical care for sleep apnea syndrome, chronic obstructive pulmonary disease (COPD), and chronic respiratory failure, while actively promoting collaboration with regional medical institutions, including university hospitals. The clinic was established by a physician who, through experience at university-affiliated hospitals, felt the limitations of large organizations in terms of service and responsiveness. With 12 specialized sleep and breathing disorder staff members, the clinic aims to provide a more accessible and flexible medical environment for patients. The facility features an elegant and clean environment inspired by hotels, creating a space where patients can feel at home and relaxed. Appointments are required for consultations, and the clinic prioritizes informed consent while striving to protect privacy and provide appropriate information disclosure. Furthermore, to continuously deliver advanced medical care, the clinic actively promotes clinical research with various research institutions, reporting results at domestic and international conferences and academic journals. They also conduct awareness activities through newspapers, magazines, television, and radio, as well as regular seminars with primary care physicians. The clinic supports English and accepts credit cards and electronic payments.