• Call for Ideas for Play Equipment Born from the Excitement of Children Ages 0 to 120

Poster of 'Call for Ideas for Play Equipment Born from the Excitement of Children Ages 0 to 120'Application closed

PLAY IDEAS! Call for ideas for play equipment
born from excitement!

“Call for ideas for play equipment born from excitement! Let’s build a Virtual Jellyfish Pavilion together!” is a project to collect ideas for play equipment to be installed in the virtual site of the signature pavilion “Playground of Life: Jellyfish Pavilion” of the thematic project “Invigorating Lives” at Expo 2025 Osaka, Kansai, Japan.

Great ideas and inspiration come from listening to the excitement in our own hearts and imagining the excitement of others.

Let’s create something from scratch and build our own future.

Let’s create the play equipment of the Virtual Jellyfish Pavilion in collaboration with “you”!

We welcome all the young at heart, from the ages of 0 to 120, to join us as we take on the challenge of democratising creativity.



Thursday, March 7, 2024 – Wednesday, May 15, 2024, 2024


Young at heart, from the ages of 0 to 120, from all over the world, regardless of age or nationality

*Individuals and groups are welcome to participate.


Theme: Play equipment born from excitement

Come up with ideas for play equipment for the “Jellyfish Pavilion” at the virtual site of Expo 2025 Osaka, Kansai, Japan!

How to Apply


Download the Activity Sheet and Idea Sheet.


Come up with ideas for play equipment.

    • The Activity Sheet is to help guide you in creating your ideas.
    • Fill in the Idea Sheet with your ideas.

    Only the Idea Sheet should be submitted.


Fill in the web application form and upload a scan or photo of your Idea Sheet.

Application Number Limit: There is no limit. One Idea Sheet is required for each idea.

Submit the Application Form together with your Idea Sheet

  • File size :
    5MB or less (300dpi recommended)
  • File format :
    JPG or PNG

Please submit as high-quality data as possible.

Applications accepted from Thursday, March 7, 2024,
to Wednesday, May 15, 2024.


A message from the producer

The Virtual Expo🄫NTT Corporation

What is the
Virtual Expo Site?

It is a 3D CGI reproduction of the Expo site in an online space. Users can walk around the virtual site through their avatars and experience the exhibits and events in each pavilion.

Playground of Life: Jellyfish Pavilion

What is “Playground of Life: Jellyfish Pavilion”?

The Jellyfish Pavilion is the signature pavilion of the ‘Invigorating Lives’ theme project (producer: Sachiko Nakajima, musician, mathematician, and STEAM educator) of Expo 2025 Osaka, Kansai, Japan to be held in 2025 (theme, ‘Designing Future Society for Our Lives’). The Jellyfish Pavilion is based on the concept of “Everyone's heartbeat gathering to become one big future instrument - STEAM: A journey in search of excitement! The Jellyfish Pavilion will create play, co-creation, and collaboration among the five senses. For more information, please visit the Playground of Life: Jellyfish Pavilion website or watch the Jellyfish Pavilion promotional video!”

Website https://expo2025-kuragepj.com/Website
Video (Japanese only) https://www.youtube.com/watch?v=h374xhHj2VMVideo (Japanese only)

The Virtual Jellyfish Pavilion is a place of collaboration for everyone.

Based on your ideas, the “play equipment” of the Virtual Jellyfish Pavilion will be created!

What we can do
at the Virtual
Jellyfish Pavilion

Artist’s impression of the Virtual Jellyfish PavilionThe image above is an artist’s impression of the Virtual Jellyfish Pavilion.

In virtual space, many things are possible beyond what is possible in the real world.

The following is a partial list, so please feel free to come up with new ideas for play equipment.

  • You can create the shape of play equipment with your own ideas.
  • You can add movement and change to play equipment.
  • You can change body movements, such as the ability to jump or walk at different speeds.
  • You can ignore or change gravity.
  • You can communicate with other people in the space via voice or text chat.

*Subject to change depending on the platform specifications.

Please note that we welcome ideas for future play equipment based on the concept and ideas of the Jellyfish Pavilion without being overly concerned with “virtual.”

Call for Ideas for Play Equipment Born from the Excitement of Children Ages 0 to 120
Applications accepted from Thursday, March 7, 2024,
to Wednesday, May 15, 2024.

Terms and Conditions

  • Ideas that fall into any of the following categories are prohibited. Applications that fall into any of the following categories will not be accepted and will not be considered.
    1. Ideas based on specific celebrities or characters from anime, manga, etc.
    2. Ideas that infringe the trademark, copyright, or likeness rights of any third party.
    3. Ideas that are identical or very similar to ideas submitted in other contests with a similar topic.
    4. Ideas that contain libellous expressions, expressions that damage the social credibility of other companies, discriminatory expressions, or expressions that lack dignity.
    5. Ideas that use expressions with the intent to advertise or promote a specific company or a specific product
    6. Ideas that may encourage or support the activities of anti-social groups.
    7. Ideas or nicknames that violate public order, morality, or other laws
  • Minors must have the consent of a parent or guardian before applying.
  • If a group or organization is applying as a group, the group representative or the organization representative, as the case may be, shall submit the application. If, for reasons such as the absence of the representative, an application is submitted by a person in charge who is not authorized to represent the group, the person in charge shall ensure that he or she is authorized to submit the application. If the person in charge is found to be unauthorized to submit the application and incurs damages as a result, the person in charge shall bear all responsibility and shall compensate for such damages.

    If a group or organization submits an entry as a group, the group or organization submitting the entry represents and warrants that it owns or has been assigned the copyright and any other rights necessary to submit the entry. In the event of any breach of such warranty, the group or organization shall assume full responsibility and shall indemnify the applicant for any and all damages resulting from such breach
  • The organiser reserves the right to change the method, conditions, and content of the idea contest or to cancel the idea contest if it deems it necessary.
  • All intellectual property rights, including copyrights, of the submitted ideas are transferred from the entrant to steAm Inc. at the time of submission of the work.
    The applicant may not exercise any moral rights over the work.
  • Submitted ideas may be used on our website, social media, print media (including newspapers, books, magazines, flyers, and other advertising materials), and at events. In such cases, the nickname or name you provided at the time of application, as well as the title of your work, will also be published. Please understand this beforehand. No prior notice will be given to the entrant, and the entrant will not be obligated to pay any royalties or other monetary compensation of any kind for the use of the submitted ideas.
  • Only Japanese characters, alphanumeric characters, and symbols” are allowed in the application form. Please note that the organiser may be unable to publish your application if other characters are used.
  • If an application is not accepted or used, there will be no notification or disclosure of the reason for rejection. Applicants may not appeal the organiser's acceptance or rejection of their applications, and the organiser is under no obligation to respond or act on such matters.
  • Completion of your application to this idea contest constitutes your agreement to all the terms and conditions of this application. You may not withdraw your consent after submitting your application to the Idea Contest.
  • In the unlikely event that a third-party files a complaint, claim, or lawsuit regarding infringement of intellectual property rights or other rights with respect to the submitted work, the applicant shall respond at their own expense and responsibility and shall not cause any damage to the organiser.

Handling of Personal Information

Personal information in this program will be handled in accordance with the "Personal Information Protection Policy" and other relevant laws and regulations set forth by the Future Earth School.

Call for Ideas for Play Equipment Born from the Excitement of Children Ages 0 to 120
Applications accepted from Thursday, March 7, 2024,
to Wednesday, May 15, 2024.
0歳から120歳のこどもたちとワクワクから生まれる遊具アイデア大募集 0歳から120歳のこどもたちとワクワクから生まれる遊具アイデア大募集 第1回 steAm BAND 学びの協奏コンテスト 第1回 steAm BAND 学びの協奏コンテスト