Unlike traditional textbooks (Genki, Minna no Nihon), Kumon focuses on:

This is a hidden gem. The Japan Foundation offers thick PDF workbooks focusing on reading comprehension. The structure is very similar to Kumon’s higher levels (B to D), where you read a short passage and answer specific "who/what/where" questions without looking back.

If you want the genuine Kumon experience without piracy, here are the top routes:

Create a spreadsheet. Write the date, level (e.g., 2A 41-50), and your score. Aim for 95%+ before moving to the next page. If you score below 80%, reprint that section and do it again.