The Japanese Core 3000 covers the 3rd 1,000 most commonly used words in Japanese.
We recommend you first read our Guide to Japanese. This will explain the basics of inputting Japanese.
Each item in this series has an example sentence with professionally recorded audio. The Core 3000 is suitable for intermediate and upper-intermediate students of Japanese. Mastering all 3,000 items and sentences of the Japanese Core 1000, 2000, and 3000 will put you in a position to start reading Japanese without the assistance of dictionaries.