The Basic Kanji Book 2 Books Bundle Set consists of two volumes of the Kihon 500 Book series by Bonjinsha CO. Specifically designed for learning Japanese, this set focuses on the essential kanji characters. Each book is filled with explanations and exercises to help beginners and intermediate learners expand their knowledge of the Japanese writing system. With a clear emphasis on the topic of learning Japanese, this set is a comprehensive resource for anyone looking to enhance their proficiency in the language.