Gyazo Data Breach Exposes 23.6 Million User Records in Japan On September 17, 2026, Helpfeel, the Japanese operator of the screenshot and video-capture service Gyazo, confirmed a data breach resulting in the exposure of approximately 23.6 million user records. The unauthorized access was disclosed in an official statement, with the company reporting the incident to Japan’s Personal Information Protection Commission. The compromised data included email addresses, password hashes, device IDs, and login session IDs, though no financial information such as credit card numbers was affected. Helpfeel stated that its investigation remains ongoing and that measures are being implemented to prevent future breaches. The breach highlights growing cybersecurity risks for cloud-based sharing services, particularly in regions with strict data protection regulations. Further details on the incident’s scope and potential impact are expected as the investigation progresses.