The grapefruit import volume in Japan for 2024 is forecasted at 75.0 thousand metric tons. Compared to 78.0 thousand metric tons in 2023, there is a projected decline. From 2024 to 2028, the expected year-on-year decline is gradual: 5.3% from 2024 to 2025, reducing to a 4.8% decline from 2025 to 2026, 4.4% from 2026 to 2027, and 4.6% from 2027 to 2028. The five-year compound annual growth rate (CAGR) is expected to be negative, indicating a consistent decrease in volume each year.

Future trends to monitor include:

Changing consumer preferences towards other fruits.
Potential impacts of climate change on grapefruit production and supply chains.
Trade policies that could affect import costs and accessibility.
Innovations in grapefruit processing that might renew consumer interest and demand.