Ninja Theme Credits:
Ninja Text creative work: Clay Busker

Ninja Voices creative work: Clay Busker, and Stephanie Bedford

Ninja "best of" Voice work: Stephanie Bedford, Clay Busker, Deena Brazy, Andy Gricevich, Gregg Drexler, and Katharine Clark

Other Ninja Voice work: Stephanie Bedford, Clay Busker, Deena Brazy, Andy Gricevich, Gregg Drexler, Carolyn Riley, Katharine Clark, and Laura Wichert

Technical Expertise, graphics modification: Clay Busker

Scan Item picture by Clay Busker.

The following are creative-commons(or other copyleft-type license) licensed items that I used in the theme. There are links to the originals, followed by the modified versions. I release those modified versions under the same license as the original image.

Day of the Ninja screensaver graphic - From the DayoftheNinja page - "The Day of the Ninja logo is © and ™ 2002-2009 æthereal FORGE. Permission is hereby granted to use it for any and all noncommercial purposes." - taken from Day of the Ninja logo by æthereal FORGE
Day of the Ninja screensaver graphic

Ninja Eyes language selection graphic - Creative Commons license by 2.0 - taken from 「日光江戸村」 Ninja!, by
Ninja icon image

Ninja Wait Item graphic - Creative Commons license by 2.0 - taken from 「日光江戸村」 Ninja! by
Ninja Wait Item graphic

Ninja Exclamation Point graphic - Creative Commons license by-nc-sa 2.0 - taken from Shuriken by Don Solo
Ninja Exclamation Point

Ninja Good Item graphic - Creative Commons license by-nc-sa 2.0 - taken from Ninjas on the attack. 076/365 by another sergio
Ninja Good Item graphic

Image used as Ninja theme example - Creative Commons license by-nc-sa 2.0 - taken from Ninjas on the attack. 076/365 by another sergio
Ninja theme example image

Ninja No Symbol graphic - Creative Commons license by-nc-sa 2.0 - taken from Ninja Attack by ttstam
Ninja No Symbol graphic

Ninja Wait Card graphic - Creative Commons license by-nc-sa 2.0 - taken from Skinny Female Ninja Fighter by davide.tarasconi
Ninja Wait Card graphic