Pop & Dance Concerts
The Idolmaster SideM: Super!! Retoroze Party
Oct 30 – Dec 1 · Seibu En Garden Amusement Park, Tokorozawa · Saitama
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Dates
- Fri, Oct 30, 2026
- Oct 31 – Nov 1, 2026, 18:00–19:00
- Nov 2 – Nov 21, 2026
- Sun, Nov 22, 2026, 18:00–19:00
- Nov 23 – Dec 1, 2026
About this event
SummaryA collaboration event between THE IDOLM@STER SideM and Seibu-en Amusement Park featuring retro-style suits and autumn roses.
Highlights
- Idols wearing retro suits in an autumn rose theme
- Talk show events with voice actors from THE IDOLM@STER SideM
- Stamp rally collaboration with Tokyo Joypolis for original benefits
- Original benefits for visitors to both Seibu-en and Tokyo Joypolis
Details
The event recreates the nostalgic atmosphere of Seibu-en with male idols from THE IDOLM@STER SideM who have various past professions. A unique talk variety program characteristic of Seibu-en is presented. A stamp rally called Oshigoto Shite Masu! is held as a collaborative project with Tokyo Joypolis, offering original benefits including an A5 size illustration card from THE IDOLM@STER SideM. Visitors must receive stamps at both facilities to redeem the benefit. Ticket sales and specific details for the talk show and stamp rally will be announced sequentially. The content is subject to change or cancellation without prior notice. Images are for illustrative purposes only.
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