Kaigi on Rails 2026 Sponsorship Application Form

Thank you very much for your interest in sponsoring Kaigi on Rails 2026.
If your company would like to apply for a sponsorship, please review the sponsorship prospectus and submit your application using the form below.

Sponsorship Prospectus

Notice for sponsors based outside Japan: Sponsorships from companies based outside Japan are welcome, provided that payment is made from a legal entity registered in Japan (subsidiary, branch, or affiliate). We are unable to accept international wire transfers. For full details, please see the end of the prospectus.

※ The application deadlines are as follows:

  • Ruby plan: Friday, June 26, 11:59 PM (JST)
  • Gold plan: Friday, June 26, 11:59 PM (JST)
  • Silver plan: Friday, July 24, 11:59 PM (JST)

If you have any questions or concerns, please contact us at sponsorships@kaigionrails.org .

Point of Contact

We recommend using a mailing list (group address) as a primary, and specify an individual email address to CC. It will help referencing past informations in future conferences.
Enter alternate email addresses (comma separated). Announcements will be CC'd to these addresses. Note that these CC addresses cannot be used for logging into sponsor portal.

Billing Information

Please provide billing information for invoicing. If you have any special requests, use the additional note field below. Note that we will issue invoices in PDF format via email; No hardcopy will be sent.
Use this field especially if you have: requirement of contract or submitting form, explicit due date for a bill...

Sponsorship Package

For details on each plan, please refer to the Sponsorship Prospectus.

Please note that the Ruby plan may be decided by lottery, so applications will close on Friday, June 26. Results will be announced via email after the application deadline.

If you are interested in a custom sponsorship, please also submit an application through this Google Form.

Pick a plan:

Sponsor Booth

Ruby and Gold sponsors are eligible to exhibit a sponsor booth. (Additional option: ¥500,000 excluding tax.) If you would like to exhibit, please check the box below. Please note that if applications exceed capacity, selection will be made by lottery.

Your selected plan is uneligible for booths; only available in Ruby, Gold plan

Print sticker sponsor

All sponsors are eligible to add the print sticker machine option. (Additional option: ¥100,000 excluding tax.) In addition to logo placement on the machine's exterior curtain, we are also exploring logo placement on the sticker sheet border. Please note that details regarding layout and format are still being finalized and may be subject to change.

Your selected plan is uneligible for the print sticker sponsor option; only available in Ruby, Gold, Silver plan

Configure Alternative Plan Preferences

Your selected plan may not be available due to capacity limits and random selection. Please select your preferred alternative option in case we could not accommodate your preferred request.

About Alternative Plan
  • Sponsors not selected for the Ruby plan but selected for a booth will be automatically moved to the Gold plan.
  • Sponsors not selected for a booth will be handled according to the option selected above.

    Sponsor Information

    Please provide a short introduction of your company. Note that the length of the introduction will vary depending on the sponsorship plan you chose. If you submit a preliminary information or prefer to submit later, let us know via [Others] field below. We'll hold the information from publication on our website.

    The introduction may contain non-English text

    We request all informations to be filled in English, and non-English text are not permitted. Please confirm the above fields contain only English text, or use the following checkbox to acknowledge in case we are misdetecting non-English text.

    If we find non-English text upon human review, we may ask you to correct it, and your information may not be published on our website until the correction is made.

    Logo

    Upload your company logo file for the sponsors page in our website, and the venue onsite. There are specific format requirements for the logo image file. Please refer to the template README before submitting.

    (Loading)
    Verify your .zip archive meets our requirements
    • This .zip archive is not encrypted
    • This .zip archive contains vector files (like .ai, .svg, .pdf) for logos
    • This .zip archive contains a guideline if applicable
    • If multiple logos are included: Specify the file names in [Others] field below

    Others

    Use the following field for anything you want let us know in advance.

    Policies

    Please review the Kaigi on Rails Anti-Harassment Policy and indicate your agreement below.