A "Japanese word processor", a "figure processor", the "spreadsheet processor GCALC" Chinese character ROM sticks.
Mouse is disabled by default and is enabled by pushing STOP key, selecting System Setup then checking Mouse. Pointer operation without mouse; hold GRAPH and push the cursor keys: moves the pointer, SELECT: left click, STOP: right click.
Supports HTC-001 CAT trackball. The manual insists this software can run on 1DD.
The cartridge is similar to Sony HBI-J1 and to HB-F1XDJ/HB-F1XV internal rom. It has SRAM but the user cannot save there. Sources say SRAM is the disk cache. Its back side displays Ergosoft that developed the Macintosh EGBridge as its copyright holder along with Sony.
Disc Station #10 package and manual insist the demo of this title is included though in reality it is not.