Knock

Knock features as the assistant for Harabote Muscle, and is often seen beside him in recent arcs at the ring-side. He often rings the gong for matches and offers advice in regards to the rule-book, as well as generally assists with matches and the Universal Choujin Committee. Knock is the same ethnicity as Harabote Muscle and Kinnikuman, as well as a Seigi Choujin. (Source: Kinnikuman Wiki)