SX Capital, Inc.
Venture capitalTokyo · Seed–Series B · 6 people tracked
Investment thesis
SX Capital backs entrepreneurs building businesses that can transform society and industry. Beyond capital, it partners with startups to provide hands-on growth support spanning management strategy, marketing, sales, PR, HR and finance, delivered through an ecosystem centered on SX Capital and SIGMAXYZ. The firm targets unlisted IT-related venture companies, drawing on more than two decades of startup investing experience and a track record of producing numerous IPOs. It aims to walk alongside founders taking on unknown possibilities and help turn their dreams into reality.
Source: firm website, verified Aug 7, 2026.
Team · 6 people
from the firm's website & public directoriesWhat they invest in
from 7 of 28 portfolio companiesEnterprise Software ×3AI & Machine Learning ×2Fintech ×2Future of Work ×2Marketplaces ×2PropTech ×2SaaS ×2B2B Marketplaces ×1
HQs:Japan×7
Investments · 28 tracked
founders shown can be your intro pathFermenstation develops and manufactures ethanol and food ingredients from food waste and other unused biomass through fermentation, and provides OEM/ODM production of cosmetics and sundry goods.
BiotechCircular EconomyFoodTechTokyo, JP
Rina Watanabe (Sakai)(Representative Director (CEO))Shota Kitabatake(Director & COO)Toshikazu Sugimoto(CTO)
Portfolio company that listed on the Tokyo Stock Exchange Mothers market.
Company providing total support for freight and logistics.
Developer of voice-based emotion analysis AI.
Startbahn provides Startrail, a blockchain-based platform for the art market that records the provenance, authenticity, and ownership history of artworks, using NFC tags and NFTs to verify pieces and enable resale royalties for creators.
Crypto & Web3Media & EntertainmentSaaS
Spacee operates a space-matching service offering meeting rooms, shared offices, rental spaces, and single-person work booths that users can book by the hour.
B2B MarketplacesFuture of WorkMarketplacesPropTechTokyo, JP
平川雅一(代表者 (Representative))
Company providing total support for freight and logistics.
BlueMeme provides low-code application development services centered on the OutSystems platform, along with training, seminars, and its "Digital Agent Service" that combines automation and agile methods for enterprise system modernization.
AI & Machine LearningDeveloper ToolsEnterprise Software
Develops voice emotion analysis AI.
Yoyappin is an online service for searching, booking, and paying for rental spaces and meeting rooms by the hour, usable from as little as 15 minutes, via web or app.
Future of WorkMarketplacesPropTech
Capital Asset Planning combines financial technology and information technology to build platforms for financial wellness and personal asset management.
Enterprise SoftwareFintechSaaSWellness & Fitness
Metaps Holdings is a holding company that invests in technology companies and supports their growth.
AI & Machine LearningEnterprise SoftwareFintechTokyo, JP
Yuichiro Yamazaki(Representative Director)
Frequently asked questions
- What stage does SX Capital, Inc. invest at?
- SX Capital, Inc. invests at the Seed, Series A, Series B stages.
- What sectors does SX Capital, Inc. focus on?
- SX Capital, Inc. focuses on AI & Machine Learning, Consumer, Data & Infrastructure, Enterprise Software, Logistics & Supply Chain, PropTech, SaaS.
- Where is SX Capital, Inc. located?
- SX Capital, Inc. is headquartered in Tokyo, JP.
Images
Similar investors
Khosla Ventures is a venture capital firm known for backing bold, contrarian bets in world-class teams that can reshape entire industries.
Moderne Ventures is a strategic venture capital and growth equity firm investing in disruptive technology companies across real estate, insurance, finance, and sustainability, and running an industry immersion program called the Moderne Passport.
Transcend Capital Partners is an Asia-focused venture capital firm backing global-first founders and companies expanding into Asia, investing in AI, automation, enterprise AI, climate, and deep technology.
MAYA Capital is an early-stage venture fund that backs bold founders driving technological change across Latin America.
Alpha Edison is an investment firm that partners with entrepreneurs to build category-creating companies that open up new markets.
