It lists JLPT vocabularies with hiragana, kanji, and meaning from Level N5 to N1. Each word has a state (bean, grass, flower) and a memo for you to mark them!
Memorizing a word is like raising a pet, you need to take care of it day by day. Review your words, make notes, and update the life stage of the words!
Suggested mark:
Bean for new words.
Grass for words you can recognize.
Flower for words you can spell.