'Kamen Rider' x 'Dr. Gauss' Collaboration Models Launched!

Kato Shokai Co., Ltd. will launch collaboration products between its functional accessory brand "Dr. Gauss" and "Kamen Rider" starting Monday, May 25, 2026. This project features designs inspired by characters and motifs from the "Kamen Rider" series, created as accessories that are easy to wear in daily life. The lineup includes four models: "Kamen Rider 1," "Shocker (Combatman)," "Kamen Rider BLACK," and "Kamen Rider Kuuga." For each model, the "Dr. Gauss" magnetic necklace and the "Dr. Gauss X" magnetic armlet will be available. These collaboration items are designed for easy everyday use, combining a style that casually embodies the worldview of the series with the recognized efficacy of certified medical devices. ■ [Kamen Rider x Dr. Gauss] Teaser Site https://katousyoukai.com/kamenrider-drgauss/ ■ Product Introductions ■ Dr. Gauss / Dr. Gauss X A model inspired by "Kamen Rider 1," the origin of it all. Combining a green-based coloring with a design that evokes strength and a sense of justice, this accessory expresses the presence of the first Kamen Rider. While the finish is not overly flashy and easily integrates into daily outfits, it is a model that allows fans to feel the worldview of the series. Dr. Gauss ¥11,000 (tax included) / Dr. Gauss X ¥5,500 (tax included) ■ Dr. Gauss / Dr. Gauss X A model inspired by the combatmen of "Shocker," the iconic enemy organization of the "Kamen Rider" series. Based on a dark atmosphere, the indomitable spirit and organizational strength unique to the combatmen are incorporated into the accessory design. It features a simple yet distinctive design, making it easy for everyday use while leaving a strong impression as a fan item. Dr. Gauss ¥11,000 (tax included) / Dr. Gauss X ¥5,500 (tax included) ■ Dr. Gauss / Dr. Gauss X A model inspired by the solitary hero "Kamen Rider BLACK." Through a solid design based on black, it expresses the strength, depth, and sharp impression of Kamen Rider BLACK. With its subdued coloring, it is easy to wear as an accessory and is highly recommended for adult fans. Dr. Gauss ¥11,000 (tax included) / Dr. Gauss X ¥5,500 (tax included) ■ Dr. Gauss / Dr. Gauss X A model inspired by "Kamen Rider Kuuga." Kuuga's red-based strength and the energy of an evolving hero are expressed through the accessory's color and material texture. It is a model that allows you to feel the appeal of the series close at hand, featuring a design that has a strong presence yet is easy to use daily. Dr. Gauss ¥11,000 (tax included) / Dr. Gauss X ¥5,500 (tax included) ■ Introduction of Functionality In addition to their design as accessories, these products feature the recognized efficacy of certified medical devices. Both the "Dr. Gauss" magnetic necklace (Medical Device Certification Number: 304AFBZX00085000) and the "Dr. Gauss X" magnetic armlet (Medical Device Certification Number: 307AFBZX00011A01) are intended for the "improvement of stiffness and blood circulation at the wearing site" as permanent magnet magnetic therapy devices for home use. The feature is that they are equipped with the functions of a magnetic therapy device while having a design that is easy to incorporate into everyday fashion. Furthermore, the Dr. Gauss series emphasizes an accessory design that suppresses the typical impression of magnetic therapy devices, aiming for specifications that naturally blend into regular outfits despite being character collaboration products. ■ "Dr. Gauss" and "Dr. Gauss X" Series "Dr. Gauss" is an accessory-type magnetic therapy device brand developed by Kato Shokai Co., Ltd. It pursues designs that are easy to incorporate into everyday fashion while providing the recognized efficacy of certified medical devices. In addition to the necklace-type "Dr. Gauss," the brand offers the arm-use magnetic armlet "Dr. Gauss X."