Kanji Kentei was designed for native speaker Japanese. It has 5 levels where 6 is easiest level and 2 is highest level. Application was designed as a game which make user is more enjoyable with studying japanese. No more than 15 % people who take level 2 is pass. Native Speaker pass level 5 - 6 for 80%. Main Features: Level 6: 185 kanji. Level 5: 182 Kanji.