China was of interest to many states, primarily those European states that wished to colonize China. Thus, Japan for a long time failed to gain a foothold in Fujian province, which was taken under control by the forces of the German Empire. As a result, they received it only after the First World War. Also, the Japanese Empire in this region was opposed by the forces of the British Empire, to some extent the French Empire. That is, it was a tidbit for many, and Japan did not always win in this region, although these were its neighbors.
One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.