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Zeroichi Capital

Venture capital

Tokyo · Pre-Seed–Seed · 1 people tracked

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Investment thesis

Zeroichi Capital backs internet and deep-tech/R&D startups at their earliest stages, investing in first financing rounds from pre-founding through the seed stage. Positioning itself as an entrepreneur's first partner, the firm supports founders across a wide range of needs including pre-incorporation consultation, ideation, business planning, company formation procedures, team building and fundraising. Its goal is to help startups reach a Series A round early and then set them on a sustained growth trajectory. The firm is an active investor and welcomes contact not only from those currently planning a first fundraise but also from people wanting to prepare for future fundraising or seeking advice on business planning and how to approach starting a company.

Source: firm website, verified Oct 1, 2026.

Stage
Pre-Seed–Seed
HQ
Tokyo, JP
Instruments
Equity
Founded
2021
Tracked investments
10

Team · 1 people

from the firm's website
種市 亮

Listed as a member of the general partner entity (Zeroichi Capital No.1 LLP) of the Zeroichi Capital No.1 Investment LP.

What they invest in

from 6 of 10 portfolio companies

AI & Machine Learning ×3E-commerce ×2SaaS ×2Consumer ×1Creator Economy ×1Crypto & Web3 ×1Cybersecurity ×1Deep Tech ×1

HQs:Japan×6

Investments · 10 tracked

founders shown can be your intro path
Opt Fitoptfit.jp

OPTiM/OPTFIT is a Japanese company that develops AI-based products including "KaigoDX", a system offering bed-exit and fall detection for elderly care settings, and products for the fitness/sports sector.

AI & Machine LearningDigital HealthSports Tech

Co-investorsAccord VenturesFIRSTLIGHT CapitalFull Commit PartnersPARTNERS FUND

Pale Bluepale-blue.co.jpin𝕏

Pale Blue develops and manufactures water-based propulsion systems for small satellites, serving satellite integrators and operators globally.

Deep TechHardwareSpace TechKashiwa, JP

Jun Asakawa(Founder)inKazuya Yaginuma(Founder)inHiro Koizumi(Founder)inHiroyuki Koizumi(Founder)

Co-investorsaSTARTFull Commit PartnersGlobal BrainPARTNERS FUNDShizuoka CapitalItochu Technology Ventures

zoobazooba.ai

株式会社zooba operates a service supporting the operation of corporate information systems (IT operations), offered to enterprises with a free trial and product documentation.

AI & Machine LearningCybersecurityEnterprise SoftwareSaaSTachikawa (Tokyo), JP

名和 彩音(代表取締役CEO (Founder & CEO))バラミ アラシ(CTO)

Co-investorsDelight VenturesG-STARTUP

株式会社CrossVisioncrossvision-inc.com

Japanese company offering V-tamp, a merchandise sales service and smartphone app that helps creators monetize and build connections with fans, while also providing consulting on applying AI, web3, and XR technologies for new business development.

Creator EconomyCrypto & Web3E-commerceTokyo, JP

Sohei Okui(代表取締役 (Representative Director / CEO))

株式会社SAZOsazo.shop𝕏

SAZO is a shopping forwarding service that allows Japanese customers to purchase Korean e-commerce products by submitting URLs, handling payment, international shipping, and customs clearance.

ConsumerE-commerceMarketplacesTokyo, JP

Co-investorsFull Commit PartnersJapan Post Capital Co. Ltd.PARTNERS FUND

株式会社はこぶんhako-bun.com

Hakobun is a Japanese startup that collects and analyzes genuine feedback from customers, employees, and local residents, using AI to structure insights and build voice-of-customer (VOC) programs.

AI & Machine LearningMarketing TechSaaS

Other

Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.

CrossVisionCubecHakobun株式会社Cubec

Portfolio news

latest coverage across their companies

Frequently asked questions

How many investments has Zeroichi Capital made?
Zeroichi Capital has 10 tracked investments.
What stage does Zeroichi Capital invest at?
Zeroichi Capital invests at the Pre-Seed, Seed stages.
What sectors does Zeroichi Capital focus on?
Zeroichi Capital focuses on AI & Machine Learning, Creator Economy, Crypto & Web3, Cybersecurity, Deep Tech, Digital Health, E-commerce, Healthtech, Medical Devices, SaaS, Space Tech.
Where is Zeroichi Capital located?
Zeroichi Capital is headquartered in Tokyo, JP.
Who does Zeroichi Capital co-invest with?
Zeroichi Capital most often shares deals with Full Commit Partners, PARTNERS FUND, Accord Ventures, among 10 tracked co-investors.

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