IG: http://instagram.com/jimiyodotcom
FB: https://www.facebook.com/jimiyoart

You can find these designs and more as t-shirts through various suppliers.

Neatoshop: http://www.neatoshop.com/artist/Jimiyo
Designbyhumans: http://www.designbyhumans.com/shop/jimiyo/
Redbubble: http://www.redbubble.com/people/jimiyo/portfolio