This application -- the application of the "hiragana drill" of Wiquitous.com, and a "katakana drill" -- it is a version.
In order to memorize a character, it is important to actually move and practice a hand.
This application consists of one-character one screen, and there are 46 characters in a hiragana and katakana, respectively.
The sample which attached the grid can be traced and written.
A sample and a grid can also be erased and practiced if it gets used.
The circle was added to the grid in order to write a hiragana more softly.