Zurugibe Shibaraku is a wandering swordsman who joins the protagonist's quest to liberate the mystical realm of Soukaizan from an evil ruler. He possesses spiky brown hair, a thin elongated moustache, thick eyebrows, and a prominent, hippopotamus-like nose that invites teasing from companions. His attire consists of a red vest featuring two black-ringed yellow circles, a navy blue ronin outfit, straw sandals, and bandage wraps around his wrists. He carries both a katana and wakizashi.

Personality-wise, Shibaraku fancies himself an invincible swordsman, often acting with resolute determination while displaying buffoonish behavior. This creates a self-serious demeanor contrasted by comedic actions. In combat, he occasionally calls out the names of his sword techniques.

As a core group member, he trains the protagonist in swordsmanship and aids in overcoming obstacles. Specific actions include crafting stone sandals to cross scorching terrain and confronting antagonists like the traitorous Kurama. His battles span foes controlling Soukaizan's levels, such as the football-themed enemies led by Dagedar on the third tier, where he coordinates with allies like Himiko to defeat enemy Mashin.

While his background lacks extensive detail, his role serves as an audience surrogate representing working adults and parental figures, aligning with the series' demographic approach.

He continues appearing in later series like *Super Mashin Hero Wataru*, facing new threats such as the demon overlord Ankokudar. Episodes involving interdimensional travels to "Past Mt. Soukai" feature him alongside core characters on missions to restore the realm, confirming his consistent franchise presence.

Following major conflicts like the defeat of Doakudar, characters under the villain's influence, including antagonists like Don Goro, are typically revived and purified. This narrative pattern suggests Shibaraku's continued involvement in restored societies post-conflict.