Idemitsu Kosan

Idemitsu Kosan is a diversified petroleum company headquartered in Tokyo, Japan, founded in June 1911. The company primarily engages in the exploration, production, refining, and marketing of petroleum products, including oils and lubricants, which are distributed through a network of service stations across Asian markets. In addition to its core petroleum business, Idemitsu also produces agricultural chemicals and materials, as well as functional electronic materials. The company is involved in various industrial sectors, developing and selling machinery and equipment for chemical and environmental applications. Furthermore, through its subsidiaries, Idemitsu Kosan expands its portfolio to include businesses in electronics production, liquefied petroleum gas sales, and credit card services.

Susumu Nibuya

Executive Vice President and Executive Officer

6 past transactions

HIF Global

Corporate Round in 2024
HIF Global is an eFuel company dedicated to producing carbon-neutral fuels, primarily through the generation of green hydrogen via electrolysis. The company captures carbon dioxide from the atmosphere or from industrial and biogenic sources to create a carbon-neutral equivalent of liquefied petroleum gas (LPG) in the form of green methanol. By focusing on clean energy solutions, HIF Global aims to facilitate the transition away from fossil fuels and support global decarbonization efforts. Through its innovative processes, the company seeks to provide practical solutions for a more sustainable future.

Farmnote holdings Japan

Venture Round in 2024
Farmnote holdings Japan 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.

Skye Renewables

Venture Round in 2024
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.

Delta Lithium

Post in 2023
Delta Lithium is an exploration and development company focused on bringing high-quality, lithium-bearing pegmatite deposits located in Western Australia into production.

Tsubame BHB

Series B in 2022
Tsubame BHB Co., Ltd., founded in 2017 and based in Tokyo, Japan, specializes in the research, development, and manufacturing of on-site ammonia production systems and catalysts. The company aims to commercialize ammonia production using an innovative electride catalyst in small-scale plants. This technology addresses critical environmental and food-related issues while promoting sustainability. By enabling on-site ammonia synthesis under flexible conditions, Tsubame BHB helps clients lower their transportation and storage costs, contributing to a more efficient and sustainable ammonia supply chain.
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