Beat the Summer Heat by Moving Your Body in a Cool Indoor Space! Special Summer Exhibition 'Fuwafuwa Gym ~Summer~' is Now Open!

From Saturday, July 18, 2026, to Monday, August 31, 2026, IMAGINUS (Imaginus), a science experience facility located in Koenji and operated by Congre Co., Ltd. (Tokyo HQ: Nihonbashi, Chuo Ward; President and CEO Noriko Takeuchi; hereinafter 'Congre'), will host a special summer exhibition titled 'Fuwafuwa Gym ~Summer~' for families during summer vacation. Additionally, starting July 18 (Sat), the popular 'Science Experience Lab' will feature a new science show with a cheerful professor and assistant!

This summer, everyone’s favorite inflatable play equipment of all sizes will gather once again!

After learning science through workshops and science shows, let’s move our bodies to the fullest indoors!

You can also enjoy dinosaur puzzles and nostalgic retro games.

This summer vacation, head to IMAGINUS and enjoy a full day of fun for both mind and body!

Corner ①: Giant Inflatable

A super-sized inflatable slide, inflated all the way up to the gymnasium ceiling, makes its debut!

Experience the exhilarating thrill of sliding down from a height of 8 meters in one go!

Corner ②: Ball Pool

Dive into full-body exercise fun in a pool filled with colorful balls!

Corner ③: Game Experience TANO (Tano)

Experience games where your body becomes the controller — ski through snowy slopes by swinging your arms, or light up fireworks by touching falling balls on the screen with your hands and feet!

Corner ④: Rest Area & Dinosaur Puzzle

An amazing shape puzzle experience: cute dinosaurs, all identical in shape, can connect anywhere — back, legs, or belly — and link together infinitely!

Simultaneous Exhibition

[Summer Special Exhibition] Ghost 'Eeeek!' Hide-and-Seek ~Let’s all shout 'Found you!' together!~

This hot summer, play hide-and-seek with adorable ghosts! Take on the role of 'it' and enjoy puzzle-solving fun!

This summer, ghosts will come to IMAGINUS to play hide-and-seek! Walk around the facility, collect clues, solve the riddles written on cards, and once you’ve successfully cracked all the puzzles, enter the ghost hide-and-seek room to enjoy photo opportunities at the photo spot and tackle the final riddle!

Come to IMAGINUS and meet the cute + scary = 'cute-scary' ghosts!

Summer Special Exhibition: Morning Entry & SNS Post Campaign

A gift campaign will be held for visitors who enter before 10:00 or post on social media about either 'Fuwafuwa Gym ~Summer~' or 'Ghost 'Eeeek!' Hide-and-Seek'.

Participate in either 'Fuwafuwa Gym ~Summer~' or 'Ghost 'Eeeek!' Hide-and-Seek', post your impressions or photos on X or Instagram (Stories OK) using the hashtag '#IMAGINUS' or '#Imaginus', and show the post at the 1F Information Desk to receive one discount coupon per admission ticket, redeemable for use within the facility!

*Please confirm applicable usage locations.

Recommended Features of the Special Exhibition

From toddlers to elementary school students, 'Fuwafuwa Gym ~Summer~' allows everyone to move their bodies freely, regardless of age!

As a fully indoor facility, you can enjoy playing all day long, even during the intense summer heat!

Enter before 10:00 or post on social media to receive a coupon usable for craft experiences and more at IMAGINUS!

Summer Special Exhibition 'Fuwafuwa Gym' & 'Ghost 'Eeeek!' Hide-and-Seek' Event Overview

### Official Name

Summer Special Exhibition 'Fuwafuwa Gym ~Summer~' 'Ghost 'Eeeek!' Hide-and-Seek'

### Period

July 18 (Sat), 2026 – August 31 (Mon), 2026

*No closure days during the exhibition period

### Venue

Fuwafuwa Gym: 1F Gymnasium Ghost 'Eeeek!' Hide-and-Seek: Entire facility, 3F Special Exhibition Room

### Hours

Fuwafuwa Gym [Weekdays] 9:30–17:00 (Last entry 16:00) [Weekends, Holidays, Aug 10 (Mon)–14 (Fri)] 9:30–18:00 (Last entry 17:00)

Ghost 'Eeeek!' Hide-and-Seek [Weekdays] 10:00–17:00 (Ticket purchase deadline 16:30) [Weekends, Holidays, Aug 10 (Mon)–14 (Fri)] 10:00–18:00 (Ticket purchase deadline 17:30)

### Admission Fees

Fuwafuwa Gym: ¥1,800 for elementary school students and under, ¥1,000 for junior high school students and above

★ Discounted advance tickets (Available until 23:59 on July 17) Elementary and under: ¥1,600, Junior high and above: ¥900

*Children 3 and under: Free *Elementary students in 2nd grade and below must be accompanied by a guardian

Ghost 'Eeeek!' Hide-and-Seek: ¥660

*Parents/guardians only need to purchase a child’s ticket.

### Planning & Operation

IMAGINUS (Congre Co., Ltd.)

### Event Pages

Fuwafuwa Gym ~Summer~ https://www.imaginus-suginami.jp/events/2026/06/15/10531/

Ghost 'Eeeek!' Hide-and-Seek https://www.imaginus-suginami.jp/events/2026/06/15/10536/

■ About IMAGINUS

IMAGINUS is a science experience facility that opened in October 2023, utilizing the former site of Suginami No. 4 Elementary School. It offers hands-on science learning through fun activities. From craft workshops for children as young as 4, to immersive experiment classes, science shows performed by professional actors, and workshops for adults, IMAGINUS hosts over 20 types of events each month.

We aim to transform 'Why?' into 'Aha!' moments, promoting the 'value of science' and creating a space where every visitor can engage with science in a playful spirit.

■ Facility Information

### Facility Name

Suginami Science Lab for Creating the Future 'IMAGINUS (Imaginus)'

### Opening Date

Saturday, October 7, 2023

### Opening Hours

9:00–21:00

### Closed Days

Every Tuesday (if a holiday, closed the following Wednesday), Year-end and New Year (Dec 29–Jan 3)

*Additional temporary closures may occur

### Address

2-14-13 Koenji-kita, Suginami-ku, Tokyo 166-0002

### Access

5-minute walk from the North Exit of Koenji Station on the JR Chuo-Sobu Line

### Admission

Entry to the facility is free. Tickets are required for each event.

### Operation

Congre Co., Ltd.

### Official Website

https://www.imaginus-suginami.jp/