cheero

cheero is a Japanese consumer electronics brand owned by TRA Company Ltd., originally recognized for its high-quality mobile power banks and accessories. The company has strategically expanded into the healthcare and wellness market through its "cheero fit" division, which focuses on developing technology-driven solutions for sleep and hearing. Its flagship health products include the Sleepion series, a multi-sensory sleep-aid device using sound, light, and aroma, and the Otocarti hearing amplifiers, which utilize innovative cartilage conduction technology developed in collaboration with Nara Medical University. Headquartered in Osaka, cheero combines Japanese engineering with lifestyle-oriented design to address unmet needs in personal wellness and assistive technology.