トリノコシティ (Torinoko City)

Background
The song was originally uploaded onto Nico Nico Douga on July 29, 2010. It has reached over 1,000,000 and is 40meterP's most notable song. The song reached over one million views on March 9, 2012 (after 589 days), and is the first one of his works to do so. The song is about a girl (Miku) all alone in a "left-behind city".

It is featured in the MikuPa Live in Tokyo 2011 Concert, the MikuPa Live in Hong Kong and Taiwan 2012 Concert and the MikuPa Live in Sapporo 2013 Concert; also in the game Project DIVA f.