Over the years, certain things by Utsu-P become known but yet unheard of by most listeners. This page seeks to document all known “lost” media. for the purpose of this list, it must fit within these criteria

1. Must have been released (So no unreleased/scrapped songs)
2. It is not able to be accessed via the public through any means whatsoever that we know of.

Entries are sorted from oldest to newest cases.

On the inquiries page of his website, he lists composition and arrangement for a comedian's music as part of his past experience. It's unknown who it was created for, how much was created, and when it was created.

On the inquiries page, he lists composition and arrangement for a martial artist's intro music.

In a tweet on February 7, 2013, Utsu-P says that he has provided uncredited music for a martial artist's intro music

アニメ主題歌とかアイドルに曲提供とかは無いけど、こっそり格闘技の入場曲作って提供したりしたことあります

— 鬱P/Utsu-P (@asshole_wii) February 7, 2013

Main page - Rabbitism

On Utsu-P's inquiries page on the MY SONG IS SHIT website, he lists lyrics and arrangement for a visual-kei act as an example of a job he has done before.

In a tweet on August 29, 2018, Utsu-P lists a visual-kei song as being one of the things he worked on earlier that year.

その他にもおはようございますでは年30本くらいライブやったり、超会議で鬱P名義でもライブやったり、激ロックでロックDJもやればボカクラやちゃんげろソニックでボカロDJもやり、声優の喜多村英梨さんや音ゲーやV系に曲提供したり　今年8ヶ月だけでこれだけやってるので、どれでも良いからなんか聴け

— 鬱P/Utsu-P (@asshole_wii) August 29, 2018

On April 1st, 2020, The Ohayogozaimas livestreamed a practice session where they played the songs MIMIZU IN THE DANCEFLOOR, Corpse Attack!!, I, and 「S」 by Yuyoyuppe. It was privated on April 6th, with no known archive existing on the internet.

Thumbnail

On June 7th, 2020, Zsasz participated in a paid livestream show. There are no archives or images available on the internet.