Do you want to be a Samurai ?
If you use Samurai Katana,you can be a Samurai.
This app makes your device a Katana (Japanese sword).
You hold the device Katana with your hand and go into training to be a Samurai.
In addition,when you cut it 10,000 times,you can learn samurai spirit.
This app is very exciting.
If you dont use it,you might lose one of the joys of life.