Very cute ideas and reference! Glad it isn't too big a file and doesn't give too little ideas as a preview for its complete book, I'm assuming. If you're looking for a simple and creative idea, this is a nice app. Unless you are inexperienced in carving erasers! lol
ver1.3.1 : update AdMob SDK.
FAMIMA CAFÉ It is an application that you can earn a stamp easily for each purchase. If you collect the stamp you will receive a coupon.