(A-U+21B5D-itaiji-002): New abstract node.

(A-U+21B5D-itaiji-002): New abstract node.
(U+21B5D-itaiji-002): New character; use `<-denotational' for
A-U+21B5D-itaiji-002.
(U-00021B5D): Apply new conventions for glyph granularity.
(U-00021B5F): Likewise.
(A-U+21B5D-itaiji-001): New abstract node.
(U+21B5D-itaiji-001): New character; use `<-denotational' for
A-U+21B5D-itaiji-001.
(U-00021B74): Add `<-denotational@usage' for A2-DJT-02449; apply new
conventions for glyph granularity.
(U-00021B7D): Add `<-denotational@usage' for A2-DJT-02449; apply new
conventions for glyph granularity.
(U-00021B82): Apply new conventions for glyph granularity.
(A-U+21B7D-itaiji-001): New abstract node; use `<-denotational@usage'
for A2-DJT-02449.
(U+21B7D-itaiji-001): New character; use `<-denotational' for
A-U+21B7D-itaiji-001.
(A-U+21B82-itaiji-001): New abstract node.
(U+21B82-itaiji-001): New character; use `<-denotational' for
A-U+21B82-itaiji-001.
(U+5C1F): Add `<-denotational@usage' for BUCS+5C20; apply new
conventions for glyph granularity.
(A2-DJT-02449): New abstract node.
(BUCS+5C20): New abstract node; unify A2-DJT-02453.