Learn Japanese with MaruMori! MaruMori is the most complete, comprehensive and fun(!) package around to learn Japanese with. Go on an adventurous journey with Maru and learn through our in-depth grammar lessons for every level (N5-N1), our fun reading exercises, minigames and more! During the adventure you will also learn and review (SRS) all the kanji and vocabulary you need (2000 kanji and 8000 vocabulary), but we also give you the freedom to learn any kanji or vocabulary by adding them from the dictionary to your own study lists!