Takashi Murakami described Hokusai's "Thunderstorm Beneath the Summit" as an example of a Superflat art piece.[1] Superflat is a postmodern art movement, founded by the artist Takashi Murakami, which is influenced by manga and anime.[2] However, superflat does not have an explicit definition because Takashi Murakami does not want to limit the movement, but rather leave room for it to grow and evol