Idolmaster SideM Reveals Live Blu-ray, 2027 Events, Theme Song
On September 12, 2026, Bandai Namco Entertainment hosted “THE IDOLM@STER SideM 11th STAGE ～EVER EVER＠FTER～” DAY1 at TOYOTA ARENA TOKYO. The 11th anniversary live event became the stage for a wave of new announcements covering home video releases, upcoming concerts, and music. The publisher summarized the reveals in a press release, giving producers a clear look at what lies ahead for the SideM franchise heading into 2027.
Bandai Namco Entertainment announced a video release of the concert: the “THE IDOLM@STER SideM 11th STAGE ～EVER EVER＠FTER～” LIVE Blu-ray. It arrives on July 14, 2027, priced at ¥26,400 (~$185) with tax, or ¥24,000 before tax, issued as product code LABX9015~9 in a five-disc set. An Asobi Store special edition also launches that day at ¥39,600 (~$277) with tax, or ¥36,000 before tax, bundling a bonus disc and an exclusive booklet.
Two major live events were also confirmed. “THE IDOLM@STER SideM PRODUCER MEETING ～AJewelholIc!!!～” is scheduled for March 13 and 14, 2027 at Keio Arena TOKYO, with all reserved seats priced at ¥11,000 (~$77) including tax. Separately, “THE IDOLM@STER SideM × SHINY COLORS SPARKLE SHOWDOWN” is set for June 5 and 6, 2027 at Yokohama Arena in Kanagawa. The crossover show will bring together performers and units from both franchises, including W, FRAME, High×Joker, Shinsoku Ikkon, and C.FIRST.
The first theme song from SideM’s special project “M Fes” was confirmed as well. Titled “Season’s Greetings Party!”, the track is performed by W, Shinsoku Ikkon, and C.FIRST. It releases on December 2, 2026 at ¥2,750 (~$19) with tax, or ¥2,500 before tax, under catalog number LACA-25317, and will include the theme song, solo versions, and off-vocal tracks. A commemorative public recording event is scheduled for December 12, 2026. For longtime producers, the packed lineup of Blu-rays, concerts, and music makes the year ahead a busy one.
