iPhone App Developer.
I wrote: iOSアプリ開発 達人のレシピ100
I made: Bound Monsters (Downloaded 1 million), Tap Ninja (APP STORE BEST OF 2012), Domino's App (Canne Lions 2011 Bronze), Hunt the Monsters1,2,KOF, etc... (Developed over 30 iOS apps with Objective-C from scratch)