Demon Tattoo Japan is a free app that offers you the most interesting Japanese Demon Tattoos from HORIYOSHI carefully picked and edited.
You can share this pictures with dropbox, facebook, twitter, Google+, Bluetooth, Gmail, PDF, ChatON, email, Hangouts, Wi-Fi Direct.
This app can be stored on your SD card, to save space.
You can pinch to zoom on any pictures and set it as wallpaper.
This app is totally free, without any spyware or unwanted notification, and very easy to use.
There is no watermark on the pictures.
