Bunka Nihongo Chuukyuu 2 Intermediate Japanese Course (PDF + Audio)
Bunka Nihongo Chuukyuu 1 Intermediate Japanese Course (PDF + Audio)
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Shin Bunka Shoukyuu Nihongo II (+ CD)
Book and CD of Japanese language. Each Lesson has some conversations (audio format in CD), as well as other exercise dealing with given material. Practice Japanese grammar and listening/speaking.