The Momokyokai Yakuza is a yakuza organization operating in Namimori. It has two groups of members whose levels of strength vary. The first group's members are dressed in suits and have neat hair. They were easily defeated by Gokudera and Yamamoto. The second group is dressed in a more yakuza-like fashion, looking rougher. They were easily defeated by Dino and his subordinates, Tsuna in Dying Will Mode, Gokudera and Yamamoto.