When does FLCL return?

FLCL is a story following Naota Nandaba, a twelve-year-old boy whose suburban life is disturbed by the arrival of Haruko Haruhara. The six-episode series was released in Japan from April 2000 to March 2001 alongside a manga and novel adaptation. In 2016, two new seasons totaling 12 episodes were announced as a co-production between Production I.G, Toho, and Adult Swim. The first episode of FLCL Alternative premiered on April Fools' Day 2018 at 12 a.m. ET on Toonami in Japanese with English subtitles as part of Adult Swim's annual stunt.