Official Study Materials

Our e-books introduce each topic step by step, and once students understand the concept, they are encouraged to actively practice what they’ve learned.
Examples and practical tips are provided to support comprehension and help students apply their knowledge confidently in everyday situations.

All materials work seamlessly on laptops, smartphones, and desktop computers.

This book was created to help you sharpen your skills and provide a clear, practical path toward real fluency. It transforms Japanese from something you simply study into something you can finally speak with confidence for the rest of your life.

You will learn how to think in Japanese, speak with confidence, sound natural, understand pitch accent, build a powerful and practical vocabulary system, and use the grammar that truly matters in everyday life—through smart immersion techniques using native content.

This e-book presents Japanese counters from basic to advanced levels, clearly organized according to the JLPT levels they belong to. You will also find detailed explanations of the purpose and usage of each counter, along with a structured study map and practice tests at the end of the book—so you can learn, understand, and confidently use all Japanese counters once and for all.

This e-book is designed for students who struggle with choosing the correct fundamental particles in specific situations.

We present each core particle in depth, clearly explaining its function through examples and exercises based on active and effective learning methods—helping you master them with confidence.
Furigana readings are provided for all kanji used in the example sentences throughout the book.

As the title suggests, this book helps you refine and expand your knowledge of Japanese particles. We cover particles across different levels, used in both modern and classical Japanese, while providing contextual examples and valuable insights that clarify their usage and show you how to apply them in practice.

This book is recommended for pre-intermediate learners who are interested in exploring aspects of academic Japanese.

A comprehensive course that introduces all the topics covered in Volume 1 of the book, presented in a more dynamic and in-depth way by Weurillany-sensei.

The course also includes quizzes to test your knowledge, a proven study roadmap, and a variety of techniques designed for everyday use—specifically tailored to each pillar of communication: writing, speaking, reading, and listening. This approach helps you reach your own level of fluency, regardless of your goal, whether it’s for professional purposes, travel, living in Japan, or simply enjoying manga and anime.

Through our YouTube platform, we also provide a wide range of content to complement and enrich your studies. Click the button below and visit our channel.