This article reviews Ryuma Daigo's recent publication, The Meiji Government and Japanese-Russian Relations: The Treaty of Saint Petersburg and Its Times, Yuhikaku, 2025. This book documents the process leading to the conclusion of the Treaty of Saint Petersburg (1875). The reviewer critically summarises this brook and offers critical suggestions and comments, pointing out requirements of future historical studies on the Treaty of St. Petersburg especially in the field of fisheries in the Northern Pacific Ocean
Ryoichi TAKAHASHI (Thu,) studied this question.