Let's Go to Y-Gakuen

is a song that was made to promote M06. Five different versions of the song were made, with each of them having different musical styles, except that the lyrics are all the same. They were sung by five different Japanese utaites.

Overview
This song has been released in five different versions, each of them having a different sound and music genre, whilst having the same lyrics that are timed differently in each one.

The first one is called, which features an electronic-dance style to it, and is sung by Run.

The second one is called, which is sung by 96neko.

The third one is called, which is sung by Soraru.

The fourth one is called, which is sung by Alfakyun.

The fifth one is called, which the song itself features a comedic take, along with the video, which is reminiscent of a video game. It is sung by Rei-inu.

Lyrics
Depending on the version of the song, the lyrics are sung in a different manner.