Shiina - Junna
Shiina’s nickname was "Sai-kyu" (最狂), a pun on her name (Junna sounds like 10-7) combined with "Saikyo" (strongest) but with a rebellious "Kyo" (mad/crazy). It fit her perfectly.
Unlike many idols who try to become TV personalities, Shiina became a "tarento" of the new age: she walks runways, does lookbook shoots, and hosts radio shows about niche fashion. She is proof that you don't need a center single to have a career. You just need a distinct taste and a loyal niche. junna shiina
If you look at Nogizaka46's singles, Shiina was rarely in the front row. She never held a center position. Her name wasn't splashed across magazine covers weekly. But to the otaku who watched the under-shows (the performances of the Under Members, non-senbatsu), Shiina was a goddess. Shiina’s nickname was "Sai-kyu" (最狂), a pun on