HIKE to Produce "THE IDOLM@STER SideM STAGE COSTUME MUSEUM," First Costume Exhibition for "THE IDOLM@STER SideM." Same-Day Tickets Also Confirmed

HIKE Inc. (Headquarters: Shinjuku-ku, Tokyo; Representative Director: Masataka Mikami; hereinafter "HIKE"), a company engaged in the entertainment business including anime and games, is pleased to announce that it will be responsible for the production, including "planning," "construction," and "operation," of "THE IDOLM@STER SideM STAGE COSTUME MUSEUM," the first costume exhibition for "THE IDOLM@STER SideM," organized by Bandai Namco Entertainment Inc. The exhibition will be held at "BEAM Gallery" in Shibuya BEAM starting July 10, 2026.

Creating a Memorial Costume Exhibition Where Visitors Can Experience the Work's Journey Through the Entire Space

This event is the first large-scale costume exhibition to be held for "THE IDOLM@STER SideM." In addition to displaying approximately 250 costumes from past live events held between 2015 and 2025, the exhibition will feature life-sized panels of all 49 characters using newly drawn visuals, and a special movie looking back at past live performances. It offers a unique experience where visitors can fully immerse themselves in the journey of 315 Production.

Leveraging its extensive experience in event production, HIKE has provided comprehensive support in creating a space that cherishes the world of the work while delivering an emotional experience to producers.

Exhibition Image

We sincerely look forward to your visit to this costume exhibition, which encapsulates the brilliant journey of 315 Production.

* Unit costumes will include outfits worn by all cast members who appeared in each performance.

* For the PRODUCER MEETING 2020 common costume, outfits worn by all cast members scheduled to appear will be displayed.

* For each common costume, attribute costume, and individual costume, outfits worn by a selection of representative performers for each performance will be displayed.

* Please note that some costumes, accessories, and shoes may not be displayed due to various circumstances.

HIKE's Main Areas of Responsibility

Production

Planning of immersive exhibition flow and production development that allows visitors to trace the work's journey through costumes.

Construction

Exhibition booth design and construction to maximize the appeal of each of the approximately 250 valuable costumes.

Operation

Establishment of a smooth event progress and operational system to ensure visitors can enjoy the event safely and comfortably, including the replacement of some costumes during the exhibition period.

Exhibition Overview

Event Name

THE IDOLM@STER SideM STAGE COSTUME MUSEUM

Dates

July 10, 2026 (Fri) - July 16, 2026 (Thu)

July 18, 2026 (Sat) - July 27, 2026 (Mon)

* The venue will be closed all day on July 17, 2026 (Fri) for costume change operations.

Admission Hours

Weekdays 12:00 - 21:30 / Weekends & Holidays 10:00 - 21:30 (Closing at 22:00)

Venue

Shibuya BEAM "BEAM Gallery"

https://venues.theatre-workshop.co.jp/beam-gallery/

Event Official Website

https://idolmaster-official.jp/live_event/sidem_stage_costume_museum/

Organizer/Planner: Bandai Namco Entertainment Inc.

Production: HIKE Inc.

Copyright: THE IDOLM@STERTM& ©Bandai Namco Entertainment Inc.

Tickets are currently on sale for the second round of general sales (first-come, first-served). Same-day tickets will also be available.

Currently, tickets are available for the second round of general sales (first-come, first-served). We also announce that same-day tickets will be available.

[Second Round General Sales (First-Come, First-Served)]

Available Ticket Types: Admission Tickets

* Please note that merchandise-included admission tickets will not be available in the second round of general sales (first-come, first-served).

* Time slots that are sold out during the initial general sales (first-come, first-served) will not be available in the second round of general sales (first-come, first-served). Please understand this in advance.

* Applications will be for digital tickets only.

Application URL

https://asobiticket2.asobistore.jp/booths/sidem-260710

Purchase Limit

Maximum of 2 tickets per person per performance (multiple time slots can be applied for).

* You can apply for all dates.

For admissions from July 18 (Sat) to July 22 (Wed)

May 22, 2026 (Fri) 18:00 -

July 6, 2026 (Mon) 23:59

* Payments made from July 4, 2026 (Sat) 00:00 onwards will be by credit card only.

For admissions from July 23 (Thu) to July 27 (Mon)

May 22, 2026 (Fri) 18:00 -

July 8, 2026 (Wed) 23:59

* Payments made from July 6, 2026 (Mon) 00:00 onwards will be by credit card only.

[Same-Day Tickets]

Available Ticket Types: Admission Tickets

* Please note that time slots sold out during the second round of general sales (first-come, first-served) will not be available for same-day tickets. Please understand this in advance.

* Same-day tickets will be paper tickets.

Sales Period

From opening time until 15 minutes before the end of each session.

* For a 11:00 session, purchases will be possible until 11:45.

* Opening Hours

・Weekdays: 12:00 -

・Weekends & Holidays: 10:00 -

Sales Location

Shibuya BEAM 1st Floor Sales Counter

Purchase Limit

Maximum of 2 tickets per person per performance (multiple time slots can be applied for).

Payment Methods

Credit Card / QR Code / Electronic Money Payments are accepted.

Accepted Credit Card Brands

VISA / Mastercard / JCB / American Express / UnionPay / Discover / DinersClub

Accepted QR Code Payments

PayPay / d払い / au PAY / Alipay+ / Wechat Pay

Accepted Electronic Money Payments

Transportation IC (Suica, PASMO, ICOCA, Kitaca, TOICA, manaca, SUGOCA, nimoca, Hayakaken) / iD / QUICPay

* Payments by credit card are for one-time payments only.

* Depending on the credit card affiliation, some cards with the above brand logos may not be usable.

* Some payment methods may not be available due to communication environment or other reasons.

[Notes]

- Sales are on a first-come, first-served basis, and sales will end once the planned number of tickets is reached.

- Admission benefits will be handed out at the venue upon entry on the day of the event. We cannot mail them out later.

- For details, please check the "Q&A."

- Preschool children are not permitted entry.

- Children in elementary school or younger must be accompanied by a guardian (18 years or older) to enter.

- Please apply after agreeing to the ASOBI STORE terms of service and the content of this page, and after reading the "Notes Regarding Tickets" on the event's official website.

- Resale prevention, no entry with resold tickets, prohibition of listing on auctions, etc., prohibition of all nuisance behavior.

- Opening hours and exhibition contents are subject to change due to various circumstances. Refunds for ticket prices, transportation costs, etc., due to such changes will not be provided. Please understand this in advance.

- Bringing in alcoholic beverages and entering the venue while intoxicated are strictly prohibited.

- Please check the reception screen for application methods and important notes.

[Inquiries Regarding the Event]

https://bnfaq.channel.or.jp/title/3356

* Please check the Q&A first, and then contact us if you have further questions.

* This URL is for inquiries regarding event information such as event content.

Inquiries to HIKE

HIKE is challenging the ever-changing entertainment market as an "Entertainment Integrator" that creates new experiences by connecting diverse fields across animation, games, live entertainment, merchandising, and creative production.

In terms of event initiatives, we have supported many measures in the anime and game fields. HIKE's IPX (IP EXPERIENCE) division is a specialized team composed of members with extensive experience in event business. If you are considering planning events or experiential content related to IP, please feel free to contact us. HIKE IPX division will propose the optimal experience creation to maximize the appeal of your IP.

contact_ipx@hike.inc

About HIKE Inc.

Company Name: HIKE Inc.

Location: JRE Nishi-Shinjuku Terrace 3F/4F, 3-2-4 Nishi-Shinjuku, Shinjuku-ku, Tokyo 160-0023

Established: March 14, 2018

Representative: Masataka Mikami, Representative Director

Business Activities: Animation / Live Entertainment / Merchandising / Rights Management / Game Development / Content Marketing & Promotion / Creative Production (2D/3D Animation, Design, Book/Manga Editing, Video Production, Graphic Production, Live/Event Production, Web Production) / AX & DX Solutions / Global HR

Official Website: https://hike.inc/

When publishing information and images, please display the following copyright notice.

THE IDOLM@STERTM& ©Bandai Namco Entertainment Inc.

©HIKE Inc.