(U+4140): Unify M-25036.

(U+4140): Unify M-25036.
(U-000257AF): Apply new conventions for glyph granularity.
(IU+257AF): Unify M-25049.
(U-000257B1): Apply new conventions for glyph granularity.
(IU+257B1): Unify M-25051.
(U+412F): Add `ideographic-structure'.
(U-0002F958): Likewise; add `<-formed' for U-0002219E; add
representative nodes.
(UU+412F): Add `ideographic-structure'; add representative nodes.
(U-000257A5): New character.
(U+4150): Unify M-25076.
(U+4156): Apply new conventions for glyph granularity.
(UU+4156): Unify M-25104.
(U+7A21): Add `ideographic-structure'; add `sound@ja/on/{kan|go}'.
(U-000257F8): Unify M-25146.
(A-cgnU+4165): New abstract node.
(U+4165): Apply new conventions for glyph granularity.
(UU+4165): Unify M-25172.
(CB09390): New character; use `<-denotational' for U+4165.
(U-0002581B): New character.
(U-000258ED): Apply new conventions for glyph granularity.