
In its business investments, Capital Brain focuses on discerning the intrinsic value of assets rather than fixating on short-term profits. They invest in "untapped" resources, people, and companies that possess remarkable technology or expertise but have yet to establish themselves as businesses or gain recognition.
Invest in unlisted companies that are expected to grow at a high rate, such as ventures and start-ups
Invest in difficult-to-manage companies and businesses, send management teams, and revitalize businesses
Take over the shares of a company without a successor and continue the business by underwriting the company as it is
Establish a subsidiary, etc. to start a new business derived from an existing business (in some cases, start a completely new business)
Invest in companies that can expect synergies with existing businesses and form alliances to increase profits between existing businesses and investees

After the number of visitors plummeted due to harmful rumors caused by the nuclear power plant accident that occurred after the Great East Japan Earthquake, and after the application for the Civil Rehabilitation Law was filed.
Capital Brain sponsored and established newly as 'Peony Garden Tokyo in Tsukuba'(K.K. Leaf) into a subsidiary.
At the same time, K.K. Leaf is also engaged in the production and sale of compost from thoroughbred horse manure, utilizing the technology that has been used to organically grow peonies and peonies, as well as the production and sale of agricultural products using the compost.


農水省の産官学連携プラットフォームで茨城大学、農事組合法人「大地のめぐみ」と連携し「サラブレッド堆肥エコシステムプロジェクト」※1 を立ち上げ、牡丹園で約20年にわたって培った土壌改良の技術を元に、馬ふんベースの発酵堆肥「サラブレッドみほ」を製造販売しています。土壌改良やアドバイザリーを通して、地域の環境問題の解決と農業振興に貢献したいと考えています。
* A collaborative organization that creates compost from horses produced at racehorse breeding ranches and aims to brand the grown agricultural products.

Remark is marketing agency which is established mixes Japanese culture and Western culture including foreigners living in Japan.
Transmitting Japan's wasteful things to the world from a foreigner's perspective as well as supporting strategic marketing to the Japan market.Remark identifies and solves your actual problem with a holistic, customized approach, and performance-based marketing solutions. Our strategies work because we cut no corners: We bring a potent mix of creative and critical intelligence to every project, maximizing your ROI and long-term value.

Due to the aging of the previous owner and the absence of a successor, capital brain took over the business and made it a subsidiary.
Although it started during the COVID crisis, it has actively expanded its business, increased sales, and increased employment.
We also established a company that conducts operation management and camper business as a new development.
Life-related services / Welfare pick-up service / Business pick-up service / Chartered sightseeing bus / Sightseeing bus with wheelchair lift / Taxi (welfare / higher) service / Shared bus (community bus) service / Food distribution service / Cafeteria management service (Food Treatment Co., Ltd.) )

The founder, Mr. Hidero Niioka, was born in Japan but grew up abroad. He is a lawyer licensed in Germany and the U.S. He worked for Goldman Sachs and Deutsche Securities before establishing the company. Universities and research institutes in Japan and Asia have a vast amount of intellectual property (IP) that has not yet been commercialized, and we have a network of IP professionals that we use to select IP with high potential and promote new product development and commercialization based on the IP, bridging the "valley of death" between academia and the business market. IP Nexus provide a platform to bridge the "valley of death" between academia and the business market.
It has already provided a platform for multiple domestic businesses.