Watch on SFlix. THE IDOLM@STER M@STERS OF IDOL WORLD 2025 was a two-day live concert event that took place at Kyocera Dome Osaka in Osaka on December 13th and 14th, 2025 to commemorate the 20th anniversary of THE iDOLM@STER franchise. The Blu-ray PERFECT BOX of this concert will be released on December 23rd, 2026.