Desktop Pets

Mikan Seijin Screen Mate

(1996)

An annoying orange (not that one) for your desktop

Mikan Seijin Screen Mate

Also known as Mikan Seijin, Mikan-Seijin, ミカンせいじんスクリーンメイト for Windows, Orange.exe

https://web.archive.org/web/19971014134808/http://www.villagecenter.co.jp/soft/mikan_mate.html
https://knowyourmeme.com/memes/mikan-seijin-extraterrestrial-oranges