There are no complicated procedures such as signing up or logging in.
You can learn basic words and topic-specific words needed for traveling to Japan.
First, listen to the sound and guess the correct answer.
Learn to memorize words better.
You can learn words N5, N4, N3, N2, and N1 for each level of the Japanese Language Proficiency Test (JLPT).
You can check your score and progress every day and check it through the incorrect answer note.
Please try learning words systematically.
It's free.