Stainless Boy

Stainless Boy receives little independent dialogue or psychological development. His presence is primarily part of the exaggerated composition of the rival Yorozuya team.

His intimidating robotic appearance contrasts with the mundane odd-jobs setting in which he operates.

Stainless Boy is a robot, giving him a mechanical body rather than ordinary human physiology.

The series does not establish a detailed set of named techniques or specifications for him. His design specifically evokes Crystal Boy, the transparent cyborg antagonist from Space Adventure Cobra.

Stainless Boy appears as part of Yorozuya Kin Gon-chan, another odd-jobs group encountered by Sakata Gintoki, Shimura Shinpachi and Kagura.

The rival business includes figures connected to the Yorozuya's history, allowing the story to revisit the period before Shinpachi and Kagura became Gintoki's regular partners.

Stainless Boy himself functions primarily as a member of that ensemble and as a visual parody rather than receiving a separate storyline.

Kanemaru, Ikesawa and Furuhashi are Stainless Boy's associates in Yorozuya Kin Gon-chan.

Sakata Gintoki, Shimura Shinpachi and Kagura encounter Stainless Boy through the rival odd-jobs business.