Kagirinaku Shiroku is a seven-member idol group based in Sapporo, Hokkaido, that debuted on September 23, 2023. Built around the concept of “white” as a symbol of limitless potential, purity, and continuous growth, the group embodies the belief that youth is an unfinished canvas capable of becoming any color. Their name reflects both flexibility and the determination to keep evolving while staying true to their dreams. The group consists of Nanako Shirase, Koharu Saito, Yuria Futaba, Ito Yamada, Miu Aizawa, Nika Kameko, and Ai Miura. Together, they have established themselves as one of Hokkaido’s promising new idol acts through energetic live performances, heartfelt fan engagement, and a positive message centered on hope, friendship, and personal growth. Since their debut, they have steadily expanded their audience beyond their hometown, bringing their bright and uplifting style to fans across Japan. Their nationwide debut single release, “Seisyun No Tane”, marks an important milestone in the group’s career. Released in 2026 as their first nationally distributed single, the song serves as an anthem for dreamers, encouraging listeners to nurture their aspirations and believe in the possibilities that lie ahead.