King of Thorn
 King of Thorn (いばらの王 Ibara no Ou) is a Japanese fantastique manga series written and illustrated by Yuji Iwahara. It was published in by Enterbrain in the seinen magazine Monthly Comic Beam between October 2002 and October 2005 and collected in six bound volumes. It is licensed in North America by Tokyopop with the final volume published in November 2008.