Don't make this your only study source. Use it alongside a comprehensive grammar guide like Tae Kim's Guide or a textbook like Sou Matome N3.

Buy the physical copy from Amazon Japan, Kinokuniya, or CDJapan. Spend 15 minutes scanning it into a high-resolution PDF using a phone scanner app (Adobe Scan or Microsoft Lens). This is legal for personal backup use.

You do the 3 questions on the front of the page, and the answers are immediately available on the back. This prevents you from doing an entire chapter incorrectly before realizing your mistakes. Weekly Reviews:

: The book is structured into daily sessions of 15 questions (5 pages), taking roughly 20 minutes a day. Every 7th day is dedicated to a comprehensive review to track progress. Immediate Feedback