# Idemitsu Kosan

> Idemitsu Kosan is a VC fund in Tokyo backing Energy and Manufacturing. See 9 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: VC Fund
- Location: Tokyo, Japan
- Total investments: 9
- Last investment: Mar 2026
- Lead investor: 78%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/company/idemitsu-lubricants-middle-east-africa-mea/
- X (Twitter): https://twitter.com/idemitsukosan
- Website: https://www.idemitsu.com
- Facebook: https://www.facebook.com/idemitsuasiapacific/

Idemitsu Kosan is a petroleum company that operates oil platforms, refineries and manufactures and sells petroleum, oils, and petrochemical products. It also produces agricultural chemicals, agricultural materials and other chemicals, and functional electronic materials. The company develops, installs, fabricates, and sells various machinery,equipment, and devices for chemical-industrial and environmental-protection uses.Idemitsu Kosan was founded in June 1911 and is headquartered in Tokyo, Japan.

## Contacts

5 contacts available for Idemitsu Kosan. Shizune tracks 4 team members at Idemitsu Kosan. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-team-emails/idemitsu-kosan?utm_source=investor_profile

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Energy | 3 | 33% |
| Manufacturing | 3 | 33% |
| AgTech | 2 | 22% |
| Farming | 2 | 22% |
| CleanTech | 2 | 22% |

24 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Corporate Round | 3 | 33% |
| Venture - Series Unknown | 2 | 22% |
| Seed | 1 | 11% |
| Series A | 1 | 11% |
| Series B | 1 | 11% |

6 stages tracked in total.

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Japan | 3 | 33% |
| United States | 3 | 33% |
| Chile | 1 | 11% |
| Australia | 1 | 11% |
| Singapore | 1 | 11% |

## Team

| Name | Title | Investments | Profile |
| --- | --- | --- | --- |
| Shunichi Kito | CEO | 0 | https://shizune.co/investors/profile/shunichi-kito |
| Susumu Nibuya | Executive Vice President and Executive Officer | 0 | https://shizune.co/investors/profile/susumu-nibuya |
| Takashi Matsushita | Executive Vice President and Executive Officer | 0 | https://shizune.co/investors/profile/takashi-matsushita |
| Tomonori Okada | Executive Vice President and Executive Officer | 0 | https://shizune.co/investors/profile/tomonori-okada |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| MidOcean Energy | MidOcean Energy is a provider of investment services designed to create a portfolio of long-term LNG interests. The business provides services to create a portfolio of varied LNG that is carbon competitive. | $1.3B | Corporate Round | Mar 17, 2026 |  |
| Symbrosia | Symbrosia is a cleantech startup reducing livestock methane emissions with the mightiest seaweed. They develop seaweed strains and bring their livestock feed additive, seagraze, to market with brands and producers. | $5.8M | Series A | Dec 15, 2025 |  |
| Terviva | Formed in 2010, Terviva is a food and agriculture company that delivers tasty and nourishing plant-based food ingredients from the pongamia tree. We provide patented high-yielding trees and offer proprietary bean processing to create the world's most sustainable oil and protein food ingredients. Pongamia trees restore farmland to productiveuse, helping farmers feed people while taking care of the planet. |  | Corporate Round | Jan 14, 2025 |  |
| HIF Global | HIF Global is an eFuel company engaged in the production of carbon-neutral fuels. The company uses renewable energy to produce green hydrogen via electrolysis and captures CO2 from the atmosphere, or from an industrial or biogenic source. It produces a carbon-neutral equivalent of liquefied petroleum gas (LPG) with green methanol. HIF Global'smission is to accelerate decarbonization by producing carbon neutral eFuels, providing a solution today for a better tomorrow. | $164M | Corporate Round | May 13, 2024 |  |
| Farmnote holdings Japan | Firm Note Holdings Co., Ltd., established in December 2016, is a pure holding company with SkyArc Co., Ltd., which operates the web integration business, and Farm Note Co., Ltd., which operates the agricultural IoT solution business. | $5.4M | Venture - Series Unknown | Apr 19, 2024 |  |
| Skye Renewables | Skye Renewables is a solar energy-as-a-service company based in Southeast Asia. We design, finance, and operate on-site (captive) solar projects for commercial and industrial clients, allowing them to enjoy lower-cost, cleaner electricity without incurring any upfront capital costs. |  | Seed | Mar 26, 2024 |  |
| Delta Lithium | Delta Lithium is an exploration and development company focused on bringing high-quality, lithium-bearing pegmatite deposits located in Western Australia into production. | $31.5M | Post-IPO Equity | Jun 14, 2023 |  |
| Bacchus Bio innovation | Bacchus Bio innovation is a bio-foundry that provides contract production and development services of in-house products and microorganisms. | $23.3M | Venture - Series Unknown | Apr 01, 2023 |  |
| Tsubame BHB | Tsubame intends to commercialize on-site ammonia production using an electride catalyst in a small-scale plant. It utilizes a unique technology to solve survival issues related to environmental and food problems and to realize a sustainable society. | $29.1M | Series B | Jul 21, 2022 |  |

9 of 9 investments shown.

## Co-investors
- [Development Bank of Japan](https://shizune.co/investors/profile/development-bank-of-japan) — VC Fund, 2 deals together
- [Ajinomoto](https://shizune.co/investors/profile/ajinomoto) — VC Fund, 1 deal together
- [AME](https://shizune.co/investors/profile/ame-8078) — VC Fund, 1 deal together
- [Baker Hughes](https://shizune.co/investors/profile/baker-hughes) — VC Fund, 1 deal together
- [British International Investment](https://shizune.co/investors/profile/cdc-group) — VC Fund, 1 deal together
- [Chiba Dojo](https://shizune.co/investors/profile/chiba-dojo) — VC Fund, 1 deal together

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## FAQ

### What does Idemitsu Kosan invest in?

Idemitsu Kosan invests primarily in Energy, Manufacturing and AgTech startups, most often at Corporate Round and Venture - Series Unknown stage. Most of the 9 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 Idemitsu Kosan?

Public channels for Idemitsu Kosan include LinkedIn, X (Twitter) and the website linked on this profile. 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.

### Who are the partners at Idemitsu Kosan?

The team at Idemitsu Kosan includes Shunichi Kito (CEO), Susumu Nibuya (Executive Vice President and Executive Officer) and Takashi Matsushita (Executive Vice President and Executive Officer). The Team section lists each member with their title, investment count and links.

### 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 Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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