For beginners:

A Super Book of Mock Tests for the Japanese Language Proficiency Test N4・N5

For Intermediate Learners:

A Learner’s Dictionary of Multi-sense Japanese Words: Verbs

An Exercise Book to Boost Your Score in the Japanese Language Proficiency Test N2: Listening Comprehension

An Exercise Book to Boost Your Score in the Japanese Language Proficiency Test N2: Grammar

For Advanced Learners:

A Learner’s Dictionary of Multi-sense Japanese Words: Verbs

Preparation for the Japanese Language Proficiency Test, Level N1: Vocabulary

An Exercise Book to Boost Your Score in the Japanese Language Proficiency Test N1:  Listening Comprehension

An Exercise Book to Boost Your Score in the Japanese Language Proficiency Test N1: Grammar

For beginners:

 -Japanese Conversation Training Book 

 -Preparation for the Japanese Language Proficiency Test, Level N4: Listening      Comprehension    

For Intermediate Learners:

-Japanese Conversation Training Book

-Learning with Manga: A Usage Guide for 100 Advanced Japanese   Expressions    

-A Guide to Correct Usage of Key Sentence Patterns 500 The Exercise Book –  The Revised Edition

-A Learner’s Dictionary of Multi-sense Japanese Words: Nouns  

-A Learner’s Dictionary of Multi-sense Japanese Words: Adjectives & Adverbs                                                                                                    

-Preparation for the Japanese Language Proficiency Test, Level N3: Listening Comprehension

-A Super Book of Mock Tests for the Japanese Language Proficiency Test N3

 For Advanced Learners:  

-Japanese Conversation Training Book

-Learning with Manga: A Usage Guide for 100 Advanced Japanese   Expressions  

-A Guide to Correct Usage of Key Sentence Patterns 500 The Exercise Book –    The Revised Edition

-A Learner’s Dictionary of Multi-sense Japanese Words: Nouns  

-A Learner’s Dictionary of Multi-sense Japanese Words: Adjectives &  Adverbs