Date

Oct 30 2026 - Dec 01 2026

Time

All Day

Cost

Free

Area

(3) Kanto Area

The Idolmaster SideM Super!! Retro Rose Party 2026

Date & Time

October 30 – December 1, 2026

Venue

  • Seibuen Amusement Park

Event Overview

Super!! Retro Rose Party, the second collaboration event between The Idolmaster SideM and Seibuen Amusement Park, will be held.

In the park, which recreates a nostalgic Showa-era retro atmosphere, idols dressed in retro-style suits will appear. On select dates, special events featuring the cast on stage will also be held, along with a stamp rally linked with Tokyo Joypolis.

Official Website：Click HereCheck the event calendar here

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You can see event calendar from here.