is a Japanese rock band from Fukuoka, Japan signed under Universal Sigma. The band's members consist of Shizuku (guitar and vocals), Harushi Ejima (guitar), Yuki Uemura (bass), and Kazuma Mitsuyasu (drums).
In April 2014, vocalist and guitarist Shizuku, guitarist Muro, and drummer Kazuma Mitsuyasu founded the band and later scouted Yuki Uemura as their bassist in November. On April 29, 2015, they released , their first single. Shortly before the release of their second single, , Muro departed from the band, and Harushi Ejima was scouted as the band's newest guitarist.
On March 4, 2016, Polkadot Stingray made their first nationwide release with as a digital single. By September, the music video had gained 1 million likes. This was then followed up by the release of their first extended play, , on November 9, 2016.
In 2017, Polkadot Stingray released their first major-label extended play, , on April 26, with the leading track, . The extended play was recorded with Hiromi Hirohiro from Tricot and ygarshy from Hitorie on bass due to Uemura injuring his arm. In July, they went on their first nationwide tour, stopping at six cities. On November 8, 2017, they released their first studio album, . To promote the album, they embarked on their second nationwide tour in 2018.
In February 2018, Polkadot Stingray announced that they were releasing the extended play in May, with its leading track, "Ichidaiji", as the theme song to the live-action film adaptation of Missions of Love. In September 2018, Polkadot Stingray announced that the song will be the theme song for the film Smartphone wo Otoshita Dake nano ni.
Polkadot Stingray performed the ending theme to the anime series Radiant with the song "Radiant."
Polkadot Stingray performed the ending theme to the anime Godzilla Singular Point with the song .