2020 has come to an end，but the impact of the COVID-19 epidemic on Japan’s manufacturing and service industries continues to ferment. Japan’s manufacturing and service industries will face major changes in the post-epidemic era. Based on this，this report combines the latest data released by Japan and analyzes the dramatic changes in the Japanese manufacturing and service industries before and after the epidemic based on the timeline of the epidemic，and discusses the new trend of the Japanese economy in the post-epidemic period.