As part of a collaboration between the anime “Haikyū!!” and the ramen online retailer “Takumen.com,” collaboration ramen inspired by the four schools—Karasuno, Aoba Josai, Otonokoma, and Fukurodani Academy—will go on sale on November 12, 2026, on Takumen and “Rakuumma Takumen.” Limited-time dine-in pop-up shops will also open at Kinshicho Marui, Marui Family Mizonokuchi, Hiroshima PARCO, and Nagoya PARCO, featuring card sets and coasters with stylized illustrations, as well as newly illustrated merchandise.