"Spending All My Time" (stylized in sentence case) is a song by Japanese girl group Perfume from their fourth studio album Level3 (2013).

"Spending All My Time" received favorable reviews from music critics, who commended the group's English-language attempt and praised the production and composition.

Yusuke Tanaka directed the accompanying music video for the single, which shows Perfume as students in a psychic academy.

[9] Patrick St. Michael, writing for The Japan Times, said the composition wasn't an “improvement” but commented that it was “simple, catchy pop”.

[12][A] In August 2012, "Spending All My Time" was certified gold by the Recording Industry Association of Japan (RIAJ) for shipments of 100,000 physical units.

[17] The official music video was directed by Japanese director Yusuke Tanaka and premiered on Perfume's YouTube channel in June 2013.

It features Perfume in school uniforms and shows them using psychic abilities including psychokinesis, spoon bending, and using Zener cards.