T.R.A. Inc. (Headquarters: Osaka City, Representative Director: Toru Higashi) will launch the "Wireless Open Earphones Smart Pro OCA Edition" (Model Number: CHE-647-OC), a collaboration model with OCA Osaka Design & Technology College, on June 30, 2026 (Tue) at noon. This model features open-ear wireless earphones designed to be worn like an earcuff. To commemorate the launch, a special price of 4,230 yen (tax included) will be offered until noon on July 7, 2026 (Tue), down from the regular retail price of 4,980 yen (tax included). This project is an initiative to expand the possibilities of new designs through the free ideas of students. In their classes, students conceived the main body colors and package designs for the collaboration model. Each student created design proposals based on their own concepts, and the selected designs from a competition will be commercialized. ■ Collaboration with Design Students Students from the Graphic Design program at OCA Osaka Design & Technology College proposed package designs and main body colors through a competition, and three of these designs have been commercialized! These special designs embody the students' unique ideas and concepts, focusing on the "gentle wearing comfort" and "sense of freedom without pressure" of the earphones. ■ Package Designs Expressing Individual Worlds The package designs express the unique worlds created by each student's sensibility. They were produced through repeated trial and error with the thought, "How do we want the person who picks this up to feel?" Each package is finished with the individual personality and message of the students. ■ Concepts Packed with Dedication Baby Blue "Baby Blue," inspired by a sky with fluffy clouds floating by. It expresses the natural and gentle comfort of the earphones through the sky and clouds. The intention is to add a cute accent to everyday life, allowing users to feel happy and pleased while listening to their favorite sounds. Marigold "MARIGOLD," an