Hiragana blocks vs Dutch Definite Articles Utilisation & Stats

This app is a keyboard for learning Japanese hiragana. When you line up the hiragana character blocks and tap them, a sound will play. (When you tap "a", it will make an "a" sound. When you tap the “できた!” button, the blocks you've arranged will be read out loud. Up to 13 characters can be arranged. For characters that do not have a voiced consonant, "゛", or semi-voiced consonant, "゜", the message "× That can't be used" will be displayed to let you know. For characters that do not have a lowercase "ya", "yu", or "yo", the message "× That can't be used" will be displayed to let you know. For characters that are not suitable as the first character, such as "wo", "n", "-", or lowercase "aiueo, yayuyo, tsu", the message "× That can't be used" will be displayed to let you know. For "konnichiwa" and "konbanwa", an error message will be displayed saying it is "ha". If you want to erase one character, tap the × button in the upper right and it will erase that character. If you want to erase all of them, tap the “やりなおし” button in the lower left and they will all erase. ※Sound source used with permission from Amitalo's Voice Material Studio.