- Added functionality

* The volume setting function was added.



* Added the recenter function.
⇒ For the HTC Vive, you can press the trackpad with both hands at the same time, and for the Oculus Rift, you can recenter by pressing the stick with both hands at the same time.

- Improvement

* Graphics have been improved.

* Refrigerator door has been rearranged to make it easier to open.