Follow these steps :
1) Open your Ninja Saga account.
2) Open Cheat Engine 6.3
www.cheatengine.org/
3) In Cheat Engine 6.3
Change 4Bytes to Array Of Bytes
4) Then, scan this code
A2 25 E8 07 A3 A2 46
Change to this
A2 25 E8 07 A9 A2 46
5) Enjoy Your Games!!!