Nakaoka will be doing a special project: "Muscular Qtube," and Miyazon will be doing the ultimate boomerang technique. Nakaoka films a hilarious muscle-themed challenge with muscular men in Spain! He collaborates with a muscleman who holds 96 Guinness World Records. ▼ Miyazon takes on the challenge of manipulating six boomerangs and a super dangerous honey harvest in China.