Expert Care for Your Mental Well-Being

When anxiety, stress, or sleepless nights persist,

we provide the care each individual needs,tailored to their concerns.

Our specialists in mental health and sleep disorders
offer a safe and supportive environment for consultation.

New Patients

Our Features

Sleep Medicine Specialists
(JSRS)

Continuity of Care by Specialists

Our clinic has several physicians with advanced expertise, including board-certified sleep medicine specialists.

Under a primary physician system, we provide continuous and consistent care. When necessary, treatment plans and clinical progress are shared within the team to ensure coordinated care and a reassuring treatment environment.

Mental Health Care

Care for a Wide Range of Mental Health Conditions

We provide treatment for a broad spectrum of psychiatric conditions, including depression, anxiety disorders, adjustment disorders, and other emotional concerns. In addition to symptoms, we carefully consider each patient’s life circumstances and environment to deliver thoughtful, individualized care.

Female Physician

Consultation with a Female Doctor

We offer consultation days with a female physician.Concerns related to　adolescence or menopause can be　discussed in a comfortable and supportive environment.

Specialized Sleep Medicine

Comprehensive Care Beginning with Sleep

With extensive experience in sleep medicine, our physician provides expert evaluation and treatment. We address insomnia, light or disrupted sleep, excessive daytime sleepiness, and other concerns—supporting both mental health and sleep from a comprehensive perspective.

Clinical Technologist

Advanced Sleep Evaluation and Diagnostic Testing

When necessary, we provide detailed sleep evaluations and a range of diagnostic tests. With a clinical technologist on site, we carefully assess underlying causes before proceeding with treatment.

Occupational Physician

Supporting the Working Population

Drawing on experience as an occupational physician, we actively support the mental health of working individuals. We also provide consultation regarding workplace concerns and return-to-work support.

Clinic Hours

【Holiday Closure】

The clinic will be closed from April 29 to May 7.
We will reopen on May 8.

Thank you for your understanding.

[Regarding Consulting Physician]

From April 2026, Kazuhiko Kume, MD will see patients on the 1st, 3rd, and 5th Fridays from 16:00 to 18:30.

Please check the calendar, as the schedule may occasionally change.

*Closed: Thursdays, Saturdays, Sundays, and Public Holidays

*By Appointment Only: Please call us to schedule an appointment.

*Hayashi, MD: Tuesday afternoon / Friday morning

*Kazuhiko Kume, MD: Friday afternoon (1st, 3rd, and 5th Fridays)

Mon

Tue

Wed

Thu

Fri

Sat

Sun

10:00-13:00

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16:00-18:30

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Meet Our Doctors

Calendar

Greetings

Director Yuhei Kayukawa

At Kayukawa Clinic, we provide specialized care for a wide range of mental health conditions and sleep disorders.In addition to symptoms such as insomnia, anxiety, depression, and loss of motivation, we also treat various sleep disorders, including hypersomnia, obstructive sleep apnea, restless legs syndrome, REM sleep behavior disorder, and delayed sleep phase disorder.

We offer comprehensive diagnostic evaluations, including electroencephalography (EEG), Multiple Sleep Latency Testing (MSLT), and home-based sleep apnea testing conducted over two consecutive nights. Our experienced clinical technologists perform precise electrophysiological assessments to ensure accurate diagnosis.

As an appointment-based clinic, we strive to provide timely evaluations and early diagnosis whenever possible.

We also offer second-opinion consultations for patients currently receiving psychiatric or sleep-related treatment elsewhere. Through collaboration with other medical institutions, we provide integrated care that addresses both mental and physical health.

Please do not hesitate to contact us if you are experiencing concerns. We are here to support you.

Common Questions

Q: What symptoms can be treated at your clinic?

A：We provide care for a wide range of mental health and sleep-related conditions, including insomnia, anxiety, depression, loss of motivation, excessive daytime sleepiness, and other sleep disorders such as sleep apnea and restless legs syndrome. If you are unsure whether your symptoms require medical attention, please feel free to consult us.

Q: How can I make my first appointment?

A：We operate by appointment only, and reservations are made by phone. Please call us and say, “I would like to make an initial appointment.” Our staff will guide you through the process.

Q: Will I definitely be prescribed medication?

A：Not necessarily. Medication is not always required. After evaluating your condition and discussing your preferences, we will decide together on the most appropriate treatment plan.

Q: Do you offer sleep examinations?

A：Yes. We provide specialized sleep-related examinations, including: ・Electroencephalogram (EEG) ・Multiple Sleep Latency Test (MSLT) ・Home sleep apnea testing Experienced technicians conduct these tests to ensure accurate evaluation.

Q: Do you accept second opinions?

A：Yes, we do. We welcome patients who are currently receiving treatment elsewhere. If available, please bring previous test results or a referral letter to facilitate a comprehensive consultation.

Q: How does your consultation system work?

A：We primarily follow an attending physician system, where your doctor remains consistent whenever possible. Your medical information is shared appropriately within our team to ensure continuity and quality of care.

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Blog

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“Unkai Sōten” (Beyond the Clouds, the Sky Clears)

In a time when anxieties about war and infectious diseases are spreading, the field of medicine is also deeply influenced by the changing era. Marking the milestone of the clinic’s tenth anniversary, this message reflects on aging, loss, and the challenges of continuing medical care, while expressing a commitment to the future under the guiding spirit of “Unagai Sōten” (clear skies beyond the clouds).

Director’s Diary

2 days ago

From the Patient’s Perspective — Understanding True Suffering

The film The Doctor (1991) tells the story of an arrogant surgeon who comes to understand the suffering of patients after experiencing illness himself. Through this work, we explore the themes of empathy and human understanding in medical care.

Cinematic Journeys of the Heart

Feb 9

2 3 4 5

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