The forecast indicates a progressive increase in mortality attributable to mental and behavioral disorders in Japan from 2024 to 2028. In 2023, this figure was below the projected 22.2 deaths per hundred thousand persons for 2024. Analyzing year-on-year changes, the mortality rate is expected to grow annually by approximately 4% to 4.5%. The calculated Compound Annual Growth Rate (CAGR) over the five years from 2024 to 2028 reveals a steady average annual increase of about 3.2%.

Future trends to watch for include:

Potential increases in mental health awareness leading to improved early intervention.
The impact of socio-economic factors and aging demographics on mental health-related mortality.
Advancements in healthcare technology and methods that could alter mortality trends.
Government policies and initiatives focused on mental health support and prevention strategies.