First in the industry: No Mistake = No Ads! Advertisements will only be displayed if you make 5 or more mistakes. Since the app debut in 2017, haven't even covered half the cost of the app, at all! (lol) Includes • All 46 basic hiragana's (あ ~ ん) • All 46 basic katakana's (ア ~ ン) • 81 frequently-used words to help your drills (e.g. こんにちは) • Audio for all kana and words • Automatic Tracking system: Our algorithm will automatically pick out your weak words for you to practice