For other articles with the name "Mezase Happy 100%↑↑↑", see Mezase Happy 100%↑↑↑ (disambiguation).
Mezase Happy 100%↑↑↑ (Instrumental)
K-ON! CISS Volume 3 Ritsu
English Name Aim for Happy 100%↑↑↑
Album K-ON! Character Image Song Series Vol. 3: Ritsu Tainaka
Performed By Ritsu Tainaka
Release August 26, 2009
Genre J-Pop, Anime Song
Language Japanese
Label Pony Canyon
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Mezase Happy 100%↑↑↑ (Instrumental) is the instrumental version of Ritsu Tainaka's song "Mezase Happy 100%↑↑↑", produced by Pony Canyon and published on 26 August 2009 within Ritsu's Character Image Song volume.

The song was written by Shouko Ohmori and composed and arranged by Hajime Hyakkoku.