Master Sheng Yen is called as one of the most delegated Master of Han-dynasty Buddhism in the world. Not only he inherits form the famous Zen Masters of Soto school and Rinzai school, but also he is an expert of Buddhism scholar and was the first Buddhism Doctor with regular curriculum from Japan since Republic of China established. Continually, there were other Buddhism monks went to Japan for studying since then, however, they did not have any specific or outstanding performance. There’re also about 20 Buddhism monks went to Japan for studying before Master Sheng Yen did, but from the study achievement point of view, Master Sheng yen gained the highest success among them, even further, there’s no one able to over his achievement for a long time. Master Sheng Yen spent six years and nine months in Japan, during this period, he had plentiful of relationships and experiences of which took a certain meanings between China and Japan Buddhism interflow, also had deep influence on the Buddhism development in Taiwan afterward. Especially, Master Sheng Yen has published lots of views and narrates about Japan Buddhism and her society, which may be taken as a different point of knowing in Japan for recent Chinese scholars.