トクヤマ CM(化学は今、未知の世界へ。)
https://ux.getuploader.com/newcm/download/50

Tokuyama CM (Chemistry is now entering an unknown world.)

A superlative thank you to the collector known as Tekore.
未出・迷宮入りCM捜索スレからの動画
Video from the Unreleased and Lost CM Search Thread
wiki: https://w.atwiki.jp/commercial/
uploader: https://ux.getuploader.com/newcm/
Thread (5ch): https://egg.5ch.net/test/read.cgi/cm/1642258934/