Aquaculture as one of the fastest growing industries in the whole national economy and occupies an important position. China has the possessions of the rich natural resources and the geographic advantage. Every year a large number of aquatic products are exporter. Japan is china's largest aquatic importer, and the business relation between the two countries is very close . But in recent years, the Japanese government introduced a number of policies. "The system of food remaining in pesticides must be listed " and other technical barriers raise market access requirements. This article make a SWOT analysis to the situation of aquatic products trade , find the advantage and disadvantage, to dig in the opportunities and challenges, then put forward some feasible countermeasures. Intensify the advantage and weaken the disadvantage, seize the potential opportunity and receive challenge. Promote the development of aquatic product trade between the two countries. Finally, look into the future development of the aquatic products trade between the two countries.