(est-coded-charset-priority-list): Abolished.
(isd-turtle-encode-char): Abolished.
(isd-turtle-format-component): Use `chise-turtle-encode-char' instead
of `isd-turtle-encode-char'.

`insert-char-data'.

`ideo-trans-select-char'.
(japanese-traditionalize-region): Add new optional argument
`selector'.

`<-simplified'.

`->simplified@JP/extra', `->simplified@JP/extra/design',
`->simplified@JP/jis', `->simplified@JP/jis/2004',
`->simplified@JP/jis/1978', `->simplified@JP/misc', `->simplified@JP',
`->simplified@jp', `->jp-simplified' and `->simplified'.

(japanese-traditional-relation-features): New variable.
(japanese-simplify-string): Refer
`japanese-simplified-relation-features'.
(japanese-traditionalize-string): Refer
`japanese-traditional-relation-features'.
(japanese-traditionalize-region): Refer
`japanese-traditional-relation-features'.
(japanese-simplify-region): Refer
`japanese-simplified-relation-features'.

`get-char-attribute' to retrieve `=>ucs*'; fix typo.
(japanese-simplify-string): Support non-JIS variants.
(chinese-traditionalize-string): Add new optional argument `selector';
(japanese-traditionalize-string): Likewise.

(japanese-traditionalize-string): Fix typo.

`<-simplified@JP'.
(japanese-traditionalize-region): Use `char-feature' instead of
`get-char-attribute'.
(japanese-simplify-region): Likewise.