In 2023, the mortality from stomach malignant neoplasms among males in Japan was 26.40 thousand. The forecast for 2024 indicates a decline to 25.96 thousand male deaths, continuing a downward trend observed annually through 2028, reaching 24.23 thousand. The year-on-year percentage decrease from 2024 to 2025 is approximately 1.7%, from 2025 to 2026 is about 1.7%, from 2026 to 2027 is around 1.7%, and from 2027 to 2028 is close to 1.7%. The compound annual growth rate (CAGR) over this five-year period is projected to average around -1.88%.

Future trends to watch for:

Continued advancements in early detection and treatment methods for stomach cancer.
Potential shifts in dietary habits and their impact on cancer incidence rates.
Health policy changes that could further influence mortality trends.