(global-set-key #\M-C '(lambda () (interactive) (insert (code-char 582))))
(global-set-key #\M-c '(lambda () (interactive) (insert (code-char 614))))
(global-set-key #\M-G '(lambda () (interactive) (insert (code-char 600))))
(global-set-key #\M-g '(lambda () (interactive) (insert (code-char 632))))
(global-set-key #\M-H '(lambda () (interactive) (insert (code-char 550))))
(global-set-key #\M-h '(lambda () (interactive) (insert (code-char 566))))
(global-set-key #\M-J '(lambda () (interactive) (insert (code-char 556))))
(global-set-key #\M-j '(lambda () (interactive) (insert (code-char 572))))
(global-set-key #\M-S '(lambda () (interactive) (insert (code-char 606))))
(global-set-key #\M-s '(lambda () (interactive) (insert (code-char 638))))
(global-set-key #\M-U '(lambda () (interactive) (insert (code-char 605))))
(global-set-key #\M-u '(lambda () (interactive) (insert (code-char 637))))

こっちが正しい orz. 大文字小文字区別するっつうの。アフォな俺。