Conference

Kaigi on Rails 2027

Kaigi on Rails is a conference dedicated to the Ruby on Rails community, offering sessions, discussions, and networking opportunities for developers, engineers, and enthusiasts in the Rails ecosystem. The 2027 edition returns to Tokyo, bringing together industry leaders and practitioners for two days of technical talks and collaboration.

Visit the official site
0Speakers
56Sponsors
0Sessions
56Companies · in total

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Sponsors

The companies behind the program. Tiers as disclosed.

ANDPADInc.Gold
B4A,Inc.Gold
Coincheck,Inc.Gold
ESM,Inc.Gold
Gaji-LaboInc.Gold
GAtechnologiesCo.,Ltd.Gold
gifteeInc.Gold
GMOFlattSecurityInc.Gold
HubbleInc.Gold
iCubedSystems,Inc.Gold
ITANDI,Inc.Gold
kickflow,Inc.Gold
Kurashiru,Inc.Gold
LinkandMotivationInc.Gold
MedPeer,Inc.Gold
MoneyForward,Inc.Gold
MyVisionGold
ReproInc.Gold
SmartBank,Inc.Gold
SmartHR,Inc.Gold
SMSCo.,Ltd.Gold
SonicGardenInc.Gold
TimeTree,Inc.Gold
UnifaInc.Gold
A’sChildInc.Silver
AvoSilver
CAMPFIRE,Inc.Silver
codeTaktInc.Silver
DeNACo.,Ltd.Silver
ENTERTAINMENTINC.Silver
EveryleafCorporationSilver
freeeK.K.Silver
iCARECo.,Ltd.Silver
IVRyInc.Silver
Linc'wellInc.Silver
LinkersCorporationSilver
LovegraphInc.Silver
LuxiarCo.,Ltd.Silver
mybest,inc.Silver
Nex-ProCo.,Ltd.Silver
Company intelligence

An audience of 56 companies, parsed from the program.

56 companies in attendance.

The numbers below are derived from the speakers, sponsors, and exhibitors on this page, cross-referenced into one ledger. They are the only thing here that 10times.com cannot tell you.

Who's in the room
0All threespeak · spons · exh
56Sponsoringsponsor only
0Speakingspeaker only
Most-represented companies
#CompanyRolesSpeakers
1ANDPADInc.Sponsor · Gold-
2A’sChildInc.Sponsor · Silver-
3AvoSponsor · Silver-
4B4A,Inc.Sponsor · Gold-
5CampfireSponsor · Silver-
6codeTaktInc.Sponsor · Silver-
7Coincheck,Inc.Sponsor · Gold-
8DeNACo.,Ltd.Sponsor · Silver-
9ENTERTAINMENTINC.Sponsor · Silver-
10ESM, Inc.Sponsor · Gold-
11EveryleafCorporationSponsor · Silver-
12freeeK.K.Sponsor · Silver-
13Gaji-LaboInc.Sponsor · Gold-
14GAtechnologiesCo.,Ltd.Sponsor · Gold-
Sponsors by tier
gold24
43% of 56
silver26
46% of 56
ruby6
11% of 56
Related events · by shared sponsors
ConferenceDateCityShared sponsors
RubyWorld Conference 2026December 3, 2026Matsue3

In the same series

Prior and forthcoming editions