It is NiteOwl and the explanation of Desktop accessories of Rorschach.

You start Shimeji(Ror or Owl).
When Shimeji(Ror or Owl) is time passes,  increase.
and sometimes go into mischief.
Sweet thyme begins when you start Shimeji(ror) and Shimeji(Owl) at the same time.

The menu is displayed by the lower right of the monitor.

An uninstallation method
↓
Control Panel
↓
Addition and deletion

My friend, Kreuz made these accessories.
enjoy it!

★ZIP file
↑Desktop accessories　download　here.

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