It is mainly designed for English native speakers, but Japanese native can also be learned by changing application settings.
There is voice reading function.
We cover all the words from 1 class to 7 classes.
You can get points by logging in everyday.
You can answer 10 questions each time and you can earn points by answering all questions correctly.
You can collect points and delete ads.
Collecting points increases the number of available classes.
You can also delete ads by billing or provide usable classes.