Mecha Head - HTR

CoroCoro Comic held a drawing competition for designing a new set of gear in which the winning design would get to be in the game. The set was released at 2019-04-15 for Japanese copies only. It includes: Mecha Head - HTR, and

Appearance
The Mecha Head - HTR is a mechanical helmet. It has multiple large bolts sticking out of it, and multiple pink screens, one covering the eye.

Gallery
https://youtu.be/62XYX0aA3wM

Trivia
This item was equipped by Goggles, a character in the Splatoon manga.