Yorube no Sunny, Sunny

is a song by Morfonica.

It is the title track of their 5th single, with One step at a time as the coupling track. It was released on September 14, 2022. The limited edition included a CD containing the original soundtrack to the Morfonica-focused two-episode anime BanG Dream! Morfonication, as well as a Blu-ray containing both episodes. The first print edition also included a lottery ticket for BanG Dream! 11th☆LIVE.

It was used as the theme song and insert song for the second episode of Morfonication.

It was written by Oda Asuka, and arranged and composed by Kikuta Daisuke.

Videos
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Live Performances

 * August 14, 2022: Coca-Cola SUMMER STATION MUSIC LIVE
 * September 23, 2022: Reverberation
 * November 12, 2022: BanG Dream! Special☆LIVE Girls Band Party! 2022
 * February 5, 2023: Sternenzelt Nocturne (during Encore, performed by Morfonica & Roselia)