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Riho Mashima, Principal at First Light Capital

Riho Mashima

Principal @ First Light Capital

Riho Mashima is a seed investor at First Light Capital focused on Social and Consulting. Riho Mashima is the Vice President at UB Ventures.

Total investments:
3
Last investment:
Lead investor:
33%

Last updated:

Industries Riho Mashima invests in

SocialConsultingConstructionProject ManagementManagement Consulting

Stages Riho Mashima invests in

Seed

Countries Riho Mashima invests in

Japan

Contacts

TypeContactValidation
Work email
Personal email
Work phone
Personal phone
Socials

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Investment Focus

Industry

  • Social 1 (33%)
  • Consulting 1 (33%)
  • Construction 1 (33%)
  • Project Management 1 (33%)
  • Management Consulting 1 (33%)
See all 7 industries →

Investments

CompanyDescriptionRoundLinks
Genba Hub specializes in providing business management systems for construction and maintenance enterprises. $440.6K / Seed / Aug 24, 2026
LobbyAI provides a wide range of services related to artificial intelligence, particularly around database construction and management. $1.9M / Seed / Mar 17, 2026
Genba Hub specializes in providing business management systems for construction and maintenance enterprises. $992.4K / Seed / Oct 22, 2024

Co-Investors

First Light Capital

About First Light Capital

VC Fund · Tokyo, Japan

First Light Capital is venture capital firm.

First Light Capital Contacts

NameEmailPhoneSocials
Chiamin Lai
Chiamin Lai Managing Partner
Ayaka Suzuki
Ayaka Suzuki Investment Associate
Osamu Iwasawa
Osamu Iwasawa President, Founder and CEO
Riho Mashima
Riho Mashima Principal

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CleanTech
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Social Impact
SaaS
Energy
Mobile
Consumer
Health Care
Platforms
Enterprise Software
Local
Travel
InsurTech
Retail
Oil and Gas
Film
Payments
Marketplace
Organic Food
Fitness
Machine Learning
Agriculture (AgTech)
Gaming
Blockchain
Facebook
B2B
Social Network
Medical Device
Education
Wellness
Sports
Automotive
eSports
Legal
Software
Biotechnology
Renewable Energy
Crowdfunding
Recruiting
Web3
Venture Capital
Medical
Theatre
Climate
LGBT
Cannabis
Celebrity
Life Science
Food and Beverage
Social
Publishing
Mobile Apps
Wine and Spirits
Music
Art
Real Estate
Sporting Goods
Infrastructure
Manufacturing
FinTech
Finance
Digital Media
Social Media
Financial Services
Franchise
Non Profit
Internet
Mobile Advertising
Android
Beauty
Proptech
Impact
Sustainability
Fashion
Hardware
Biotech
Enterprise
Transportation
Community
Media (Entertainment)
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Greece
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Tunisia
Sweden
Oceania
Hong Kong
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Togo
Croatia
Iran
Guinea
Haiti
Kyrgyzstan
Norway
Lesotho
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FAQ

What does Riho Mashima invest in?

Riho Mashima invests primarily in Social, Consulting and Construction startups, most often at Seed stage. Most of the 3 investments tracked by Shizune back companies in Japan. The Investment Focus section breaks down every industry, stage and country in the portfolio.

How do I contact Riho Mashima?

Public channels for Riho Mashima include LinkedIn. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.

When did Riho Mashima last invest?

The most recent investment recorded for Riho Mashima closed in Aug 2026. Shizune tracks 3 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.

Is Shizune's investor data accurate?

Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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