At first glance, this string appears to be a chaotic jumble of English and romanized Japanese. To the uninitiated, it's nonsense. To a veteran of the Nico Nico Douga or DeviantArt MMD scenes (circa 2012–2018), it reads like a map, a history lesson, and a technical specification all in one. It is almost certainly a intended for use in MikuMikuDance (MMD) , the free 3D animation software.
A "new var" typically signals:
If you are developing content using this specific stage, consider these creative directions: monstershinkaipastelroommmd1var new