Mochi

The Mochi is a minor character that appears in HetaOni. It is situated in the upper right corner of the attic, which is the room on the right on the Fourth Floor.

Biography
''Warning: Spoilers begin here. Continue reading at your own risk.''

Chapter I The Mansion Where None Should Enter
The Mochi makes a brief debut at the beginning of the game, frantically trying to escape the Mansion via the front door. Ominous breathing is heard before the Mochi screams and the screen fades to black.

Chapter II Finding Friends
In chapter II, the Mochi is revealed after Japan checks behind a bookcase, after the sighting, Japan asks Germany and Prussia to come with him up to the attic to help to get the Mochi out, but alas, they fail.

Chapter XII Beds
Everybody in the mansion goes to the Fourth Floor, after Italy calls Japan asking for food, and thus bringing everyone else there to help. After a while, England feeds the Mochi a scone and it falls out, revealing a very important thing: A strange keyhole, that when activated by putting the piece of metal in it, opens the Fifth Floor staircase.

Trivia

 * Although Japan states the mochi "Utterly Refuses" to eat, England easily lures the Mochi out by feeding it a scone.