"Fear Garden" was first uploaded on July 7, 2008 and was one of Chaa's most notable works with over 189,000 views, the other being "Meconopsis Betonicifolia" sung by Hatsune Miku which also reached Hall of Fame (exceeding 100,000 views) with over 200,000 views. A fanmade anime PV of Fear Garden by slept was relatively popular with double the amount of views of the original Fear Garden, with over half a million views on Niconico to date. Many commenters on the original video of Fear Garden have said that it was thanks to the fanmade anime PV by slept did they discover the song Fear Garden.