Market Size in 2025: USD 27.5 Billion

Market Forecast in 2034: USD 37.6 Billion

Market Growth Rate 2026–2034: 3.6%

According to the latest report by IMARC Group, titled "Japan Mental Health Market: Industry Trends, Share, Size, Growth, Opportunity, and Forecast 2026–2034," the Japan mental health market size reached USD 27.5 billion in 2025. Looking forward, IMARC Group expects the market to reach USD 37.6 billion by 2034, exhibiting a CAGR of 3.6% during 2026–2034.

Download a Free Sample Report: https://www.imarcgroup.com/japan-mental-health-market/requestsample

Japan Mental Health Market Trends & Drivers

Japan’s mental health market is growing steadily, driven by rising awareness, stress-related conditions, and increasing openness to therapy and counseling. Government initiatives, workplace programs, and improved healthcare infrastructure are supporting early diagnosis and treatment adoption. The expansion of digital platforms, teletherapy, and AI-based solutions is enhancing accessibility, especially among younger and aging populations. Strong demand for personalized care and continued policy support are expected to create long-term growth opportunities for healthcare providers, technology firms, and investors.

Japan Mental Health Industry Segmentation

The report has segmented the market into the following categories:

Disorder Insights:

Schizophrenia

Alcohol Use Disorder

Bipolar Disorder

Depression and Anxiety

Post-traumatic Stress Disorder

Substance Abuse Disorder

Eating Disorder

Others

Service Insights:

Emergency Mental Health Services

Outpatient Counselling

Home-based Treatment Services

Inpatient Hospital Treatment Services

Others

Age Group Insights:

Pediatric

Adult

Geriatric

Regional Insights:

Kanto Region

Kinki Region

Central/Chubu Region

Kyushu-Okinawa Region

Tohoku Region

Chugoku Region

Hokkaido Region

Shikoku Region

Competitive Landscape

The market research report offers an in-depth analysis of the competitive landscape, covering market structure, key player positioning, top winning strategies, a competitive dashboard, and a company evaluation quadrant. Additionally, detailed profiles of all major companies are included.

Otsuka Pharmaceutical Co., Ltd.

Sumitomo Pharma Co., Ltd.

Meiji Holdings Co., Ltd.

Eisai Co., Ltd.

NTT DATA Corporation (digital health division)

H.U. Group Holdings, Inc.

Recent News and Developments in the Japan Mental Health Market

March 2026: Japan's Ministry of Health, Labour and Welfare announced expanded funding for workplace mental health programs under its ongoing national wellness initiative, targeting large and mid-sized corporations to integrate certified counseling services for employees.

January 2026: A coalition of Japanese digital health companies launched a unified telepsychiatry platform designed to bridge the gap between patients in rural prefectures and licensed mental health professionals, supported by regulatory endorsement from the Digital Agency.

Note: If you require specific details, data, or insights that are not currently included in the scope of this report, we are happy to accommodate your request. As part of our customization service, we will gather and provide the additional information you need, tailored to your specific requirements. Please let us know your exact needs, and we will ensure the report is updated accordingly to meet your expectations.