Busujima Mason Rio's official alternate costume from the Hypnosis Mic x Sanrio Nakayoku Edit collaboration.
The character he is paired with during this collaboration is Tuxedo Sam. This costume features a chibi Rio with the lower half of Tuxedo Sam, his typical grey camouflage shirt, black fingerless gloves, dog tags, a red thigh ribbon, and a dixie cup hat.
This tag implicates busujima_mason_rio (learn more).
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