SHINee member Onew will pre-release the title track of his fourth Japanese single 'KAKERA -運命のピース-' on September 9 at 6 PM, with the official release scheduled for September 16 at 6 PM. Onew announced the single's schedule through his official channel on September 11, officially starting the comeback countdown. This marks his first new release in approximately one year since his Japanese mini-album 'SAKU' released in October of last year. The single is expected to deliver messages of comfort through Onew's signature delicate sensibility and lyrics. Both the audio and music video will be released first on September 9, ahead of the official single release. Additionally, Onew will hold a solo concert '2026 ONEW CONCERT [ONEW THE LIVE : Q]' in Tokyo on September 22-23.