It certainly is.

If anybody gets the joke, please fill me in. (Found on 4chan, /b/)

Only in Japan:

I don't know what the bloody hell this is, much less if it's cool that I post it here. Found at www.lolwut.com (Which I suspect is merely a dump of pictures from 4chan.)

If anybody knows Kanji, I'd appreciate the help. (I think it's Kanji, it's too squiggly to be Katakana. :P)