My prediction for the match between Japan and Indonesia in the Asian Cup is a victory for Japan with a crushing score. In support of this prediction, it is worth noting that the teams have already played against each other in 1989, and Japan won with a score of 5-0. Additionally, Japan is considered the favorite of the tournament and has a stronger lineup compared to Indonesia. Japan has also shown weakness in defense in previous matches, which could lead to a goal by Indonesia. However, considering Indonesia's weakness, the likelihood of their victory is very low. It is expected that Japan will score at least four goals. Overall, my prediction is a victory for Japan with a crushing score, and I wish everyone luck and profit!