RubyKaigi 2025
RubyKaigi is the world's largest international conference on the Ruby programming language.
Tickets
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Additional Information
Register here for RubyKaigi 2025!
- Our official website is at https://rubykaigi.org/2025
- Latest news are available on our official Twitter account: @rubykaigi and Mastodon: https://ruby.social/@rubykaigi
- Please review our Anti Harassment & Accessibility Policy .
Social Events
https://rubykaigi.org/2025/events
The official party on Day 1 requires a separate paid registration https://ti.to/rubykaigi/2025-party
Lunch options
We encourage you to go restaurants around Matsuyama city.
As a last resort option, limited number of bento boxes will be available onsite.
Childcare
Our nursery sponsor, STORES, is providing childcare program for all attendees.
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Registration form: https://forms.gle/FAZrSSjeqyTV3rb27- Childcare registration is now closed. Contact STORES at stores-childcare-support@st.inc for further inquiries. As capacity is limited, STORES may not be able to accomodate all request.
Refund Policy
All sales are final and no refunds will be offered to participants who cancel. You can transfer your ticket to someone else at your own responsibility.
Discount Options
Ruby Committers
Ruby core team members are invited to RubyKaigi 2025. Please follow the instruction that we sent to ruby-core mailing list.
Speakers
RubyKaigi 2025 speakers will get free admission to RubyKaigi 2025. Please follow the instruction that we sent to you.
Sponsors
Our sponsorship package includes invitation tickets; Invitation tickets are available at our sponsorship portal, so check there or ask your colleague who has access.
As of January 2025, all sponsorship applications are not finalized. For attendees in such sponsors; especially Ruby and Platinum sponsors, wait until Februrary 2025 for finalization of your sponsorship and number of invitations, and instruction.
Note: Registrations made with invitation discount code may be shared with your admins (who has access to sponsorship portal).
Students
Register with [Student] ticket. If possible, use your school-issued email address when register.
All attendees with a [Student] ticket must bring your student ID or any proof of your academic status to the reception.
Other information
RubyKaigi 2025 is an in-person only conference
RubyKaigi 2025 will not offer remote attendance option and live streams. But as usual, we will record all sessions and will upload them to YouTube after the conference.
Receipts
You can retrieve receipts from order confirmation email. Our receipts are issued from Nihon Ruby-no-kai (一般社団法人日本Rubyの会) and are a qualified invoice for Japanese Consumption Tax (適格請求書).
Who are we
https://rubykaigi.org/2025/about
Any Questions?
Feel free to contact us at 2025@rubykaigi.org!