Footnotes

(1)

If you want to use SEMI on Emacs 19.34.
http://www.jpl.org/elips/INSTALL-SEMI-ja.html (In Japanese) may help you.

(2)

In the current implementation, it is faster to delete region than to unsubscribe region.

(3)

http://www.jpl.org/elips/BUGS-ja.html describes how to in Japanese.