PiKi is a Japanese idol duo affiliated with Asobisystem. Composed of Fruits Zipper member and Cutie Street member , they are known for the 2025 song "Kawaii Kaiwai", the ending theme for the second season of the anime adaptation of My Dress-Up Darling. ==History== and are both members of Asobisystem's Kawaii Lab. idol project, with Matsumoto part of Fruits Zipper and Sakuraba part of Cutie Street. The duo later became known among fans under the nickname "Parurentan", a portmanteau of their fandom nicknames, and they appeared together on the cover of 's 62nd issue, released in September 2024;
PiKi is a Japanese idol duo affiliated with Asobisystem. Composed of Fruits Zipper member and Cutie Street member , they are known for the 2025 song "Kawaii Kaiwai", the ending theme for the second season of the anime adaptation of My Dress-Up Darling. ==History== and are both members of Asobisystem's Kawaii Lab. idol project, with Matsumoto part of Fruits Zipper and Sakuraba part of Cutie Street. The duo later became known among fans under the nickname "Parurentan", a portmanteau of their fandom nicknames, and they appeared together on the cover of 's 62nd issue, released in September 2024; Model Press remarked that their "two-shot photo [was] overflowing with a charming, girlish mood". The two subsequently formed their own musical duo, PiKi.
PiKi was introduced at Okinawa Collection 2025 at Okinawa Arena on June 21, 2025, where they performed their song "Kawaii Kaiwai" for the first time. PiKi was named after the duo themselves: the P and K stand for Sakuraba and Matsumoto's fandom nicknames, and it is the Hawaiian language word for peach. "Kawaii Kaiwai" was also the ending theme for the second season of the anime adaptation of My Dress-Up Darling. The song went viral on Spotify, and it reached the top ten at the Oricon Singles Chart and Oricon Combined Singles Chart and the top 20 at the Billboard Japan Hot 100.
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