http://www.trilon.com/xv/
http://www.ikemo.to/xv-jp-extension/j/
http://www.tummy.com/xvscan/linuxReq.html
http://www.mechatronics.mech.tohoku.ac.jp/~kumagai/bins/kuma/
http://www.aihara.co.jp/~taiji/x11/index-j.html