(U+552E): Ditto.
(U+552F): Likewise.
(abstract glyph of JX1-5351): New abstract glyph.
(abstract glyph of UU+55D4): New abstract glyph.
(U+55D8): Add `ideographic-structure'.
(abstract glyph of UU+55D8): New abstract glyph.
(U+55DD): Add `ideographic-structure'.
(abstract glyph of JX2-2437): New abstract glyph.
(GT-05351): New character.
(C4-492D): Unify GT-05350.