Thank you for your interest in sponsoring RubyKaigi 2026. Please fill in the information for the main contact, invoice details, and your company information.
We will be accepting sponsorship applications until early March 2026. Some packages, e.g. Ruby and Platinum, end application early than this deadline. This is subject to change, so please understand that this application form may close early without prior notice.
For additional details and conditions, please refer to the sponsorship prospectus: https://rubykaigi-public.s3.dualstack.ap-northeast-1.amazonaws.com/2026/rubykaigi2026-sponsorship-prospectus-en.pdf
Please feel free to shoot an email to sponsorships@rubykaigi.org if you have any questions.
Read our sponsorship prospectus for package details.
We plan to select Ruby and Platinum sponsors at random. Application of those package tiers will close at 11 January 2026. We'll send an finalization notice once we selected Ruby and Platinum sponsors.
If you're interested in a custom sponsorship package, please read the 'Custom Sponsorship Package' page in the sponsorship prospectus. Then choose a equivalent plan that matches with your budget from below, and fill proposal in the additional note field.
Sponsor booth is only applicable for sponsors in Ruby and Platinum plan as a paid add-on. (500,000 JPY, tax excluded)
The availability of booths are limited, so we plan to select exhibitors at random; At RubyKaigi 2026, Ruby sponsors are guaranteed a booth allotment. Requests must be made by 11 January 2026.
For details, please read Ruby & Platinum Sponsorship Availability page and Sponsor Booth page in the sponsorship prospectus.
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.
This option sets the following priority order. Note that '(with booth)' in the following means a slot with booth allotment; It is not a booth request.
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.
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.
Upload your company logo file for the sponsors page in our website, and the venue onsite. Please make sure your file is in vector format (like .ai, .eps, .svg).
If you have multiple files, archive all files in .zip file; This is useful in case you want us to follow a guideline, or use a separate file such as different color mode (RGB/CMYK) for website and printing purpose. If you submit a single file, please choose a one in RGB color mode.
Use the following field for anything you want let us know in advance.
Read the following policies and agree all to avide by. Note that the policy is required for all participants including attendees and booth staff:
Also, make sure you review all informations and conditions covered in the prospectus: