NEWCaplight raises a $16M Series A, led by BlackRock and Fin Capital →
Skip to main content
Caplight Logo









Corundum Systems Biology

Corundum Systems Biology

Tokyo, Tokyocsb.co.jp

Overview

Corundum Systems Biology is a venture capital investment firm based in Tokyo, Japan. The firm seeks to invest in healthcare start-ups related to the microbiome. They address the fundamental challenges of healthy longevity through a 'systems' approach to funding scientific research. By looking at the interaction of the body's ecosystems to understand the underlying causes of disease, it supports the development of targeted interventions to delay or prevent the onset of disease. CSB provides access to funding, resources, and mentorship to help researchers and entrepreneurs bring solutions to commercialization.

Year Founded

2020

Portfolio Companies

10

Website

csb.co.jp

Investments

Corundum Systems Biology investments
CompanyDateStageLead
SequentialMar 2026SeedLead
Nimble ScienceOct 2025VC RoundCo-investor
HolobiomeOct 2024SeedCo-investor
Freya BiosciencesDec 2023Series ACo-investor
SequentialMay 2023SeedLead

Key People

Yasushi Yamamoto

Founder & Executive Director

Henry Haiser

Operating Partner

Sector & Stage Mix

Industry, funding stage, and valuation band breakdowns.

Premium
SeedSeries ASeries BGrowth

Unlock portfolio analytics

Sign up to view full sector, stage, and valuation breakdowns for this investor.

Investment Activity

Yearly cadence, pace, and funding raised over time.

Premium
2021
2022
2023
2024
2025
2026

Unlock portfolio analytics

Sign up to explore yearly investment trends and funding raised over time.

FAQ

Firmographic Details

HeadquartersTokyo, Tokyo
Year Founded2020

Institutional Data Access

Join leading institutional investors using Caplight to access private market data, discover pricing, and execute secondary block trades.

Requires verified institutional or accredited status.