Pure Aluminum: Sunoko-tan.
Japanese title: Pure Aluminum すのこタン。
Type: OVA
Source: Other
Episodes: 1
Status: Finished Airing
Aired: Dec 29, 2008
Duration: 1 min
Rating: G - All Ages
Studios: Ishikawa Pro
Genres: Comedy
Themes: Music

A 90-second promotional video featuring Sunoko-tan and Alumi-san, characters created by a metal production company in Niigata Prefecture.

The episode was bundled with a Sunoko-tan character CD as a special promotional anime extra.