Roudotchi is a hard worker, and during construction he says, "safety is first over all else!". According to Octopatchi, Roudotchi works really hard at work because saving money is his hobby.
Roudotchi has a tall body with dark blue skin, a pink beak, white dot-like eyes, and two white drops of sweat on the side of his face. He usually carries a small yellow block and wears a white helmet with the Japanese word anzen (安全), which means safety.
Roudotchi's name comes from the Japanese word roudou (労働), which means "work" or "manual labour".