(U+79C6): Add `<-formed' and `<-same' for U+7A08.
(U+79E4): Use `->denotational' instead of `->subsumptive'.
(J78-4769): Unify JX3-4769.
(J90-4769): Use `=jis-x0213-1@2000' instead of `=jis-x0213-1' for
JX1-4769; add `<-simplified@JP/jis' for J78-4769.
(U+414E): Use `->subsumptive' to separate representative nodes.
(U+7A03): Use `->denotational' instead of `->subsumptive'.
(U+7A04): Use `->denotational' instead of `->subsumptive'.
(B-B57C): Unify abstract J0-4047.
(U+7A0E): Add `<-same' and `<-simplified@JP/misc' for K0-612A.
(U+7A06): Use `->denotational' instead of `->subsumptive'.
(U+7A07): Use `->subsumptive' to separate representative nodes.
(U+7A09): Likewise.
(J78-4923): Unify JX3-4923.
(J90-4923): Separate JX3-4923; add `<-simplified@JP/extra/design' for
J78-4923.