"Nidone" (Japanese: 二度寝, lit.'going back to sleep' or 'second sleep') is a song by Japanese hip hop duo Creepy Nuts from their fourth studio album Legion (2025).[1]. It was released as a single by Onenation and Sony Music Associated Records on January 27, 2024. The song was used as a theme song for television series Extremely Inappropriate! (2024).
On December 20, 2023, Creepy Nuts announced that they would be in charge of the theme song for 2024 television series Extremely Inappropriate!, titled "Nidone".[2] Later, the duo also made cameo appearance on the final episode of the series.[3] The song was available for digital music and streaming platforms on January 27, 2024, following the series' first episode ended.[4] Subsequently, it was released alongside "Bling-Bang-Bang-Born" as a double A-sideCD single on March 20.[5] Daiki Kamoshita directed the music video for "Nidone" with the theme of "wind of the times and trends", premiered on March 29.[6]
A Jersey club track,[7] "Nidone" was written for "dedication to the people of the Reiwa era who live in fear of the ever–changing 'righteousness' bound by compliance," according to the press release.[8] The lyrics also takes inspiration in the Extremely Inappropriate! plot, contrasting between the Showa and Reiwa eras while making references to various aspects of the Japanese folklore like Urashima Tarō, Momotarō/Onigashima, and Hanasaka Jiisan.[7][9]