Thanks for the list of the encoding values and the "at" sign.
No, i can't read japanese. I know some Kanji(e.g. the one used in Ghibli Movie titles, some cities or Hon, go, numbers, ...) and the kanas but that is all.
On the german Doom9/Gleitz Forum i started a list of subtile Programms. It's in german, but the name and links can be understud without german knowledg ;-)
http://forum.gleitz.info/showthread.php?t=26487