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Booost, Inc.

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Tsuyoshi Okunounlockedknows Hirokazu Aoi · together at Osaka Prefecture University - 大阪府立大学
knows the team · via Osaka Prefecture University - 大阪府立大学

Booost provides a sustainability data management platform that consolidates GHG emissions, energy, and non-financial ESG information across hundreds of global business locations for large enterprises. It supports 25 languages and helps companies manage decarbonization and sustainability disclosure, with AI features for sustainability.

Also known as booost technologies · booost technologies Inc. · booost technologies K.K. · Booost株式会社

Founders & leadership

HAHirokazu Aoi
Hirokazu AoiinFounderHirokazu Aoi previously led the smart energy business team at a consulting firm, where he supported new business entry and conducted consulting in the energy domain. He is founder and CEO of Booost, Inc., which operates a sustainability data management platform for enterprise emissions tracking and ESG disclosure.

Investors · 3

Also in the syndicate · 1

PRONEXUS INC.lead

Company profile

researched Aug 2026

Booost, Inc. (also known as booost technologies K.K. / Booost株式会社) is a Tokyo-based software company that develops and operates "booost Sustainability" (also referred to as booost Sustainability Cloud), an integrated platform for corporate sustainability management. The system automates the collection and aggregation of sustainability-related and non-financial data, enables real-time monitoring, and supports disclosure under frameworks and regulations including ISSB/SSBJ, CSRD and TCFD, as well as product-level regulations such as DPP and CBAM. Functional areas span Scope 1/2/3 GHG accounting with an emission-factor database, product carbon footprint calculation, supplier ESG data collection and risk assessment, supply chain traceability, XBRL-based multi-standard disclosure, audit traceability and evidence management, and analysis of financial impacts.

The company positions the product as a "Sustainability AI-OS," combining calculation engines with AI agents for supplier data collection, disclosure drafting and review, audit support, and reduction planning. Alongside software, Booost provides sustainability consulting and hands-on implementation support that connects management, operational teams and technology. Its stated mission is to realize a more sustainable, net-zero future, with a vision of being a technology partner creating a future to be proud of for the next generation.

Earlier in its history the company operated in the energy domain, providing energy management systems and BPO services for newly deregulated electric power retailers, and it later built the carbon accounting platform "ENERGY X GREEN," which was co-developed with enterprise customers.

Founding story

Established in April 2015 by Hirokazu Aoi, previously leader of the Smart Energy Business Team at Funai Research Institute (Funai Soken), initially to support new electric power retailers entering the market following electricity deregulation.

Business model

Booost sells enterprise software (a sustainability/ESG ERP delivered as a cloud service) together with consulting and implementation support services, and historically provided BPO services to the energy industry. Distribution is supported by partnerships with consultancies, systems integrators and corporate partners.

Revenue is derived from its cloud-based sustainability ERP platform and associated sustainability consulting services; the company is cited in an ITR market study of the budget/expense/subscription management and sustainability information management tool market.

Traction

The company reports a cumulative 6,500 companies adopting its services and more than 197,000 sites (a cumulative total of each customer's peak site count), plus deployments at large Japanese enterprise groups across retail, real estate, manufacturing, logistics and transport. It reported cumulative funding since Series A of JPY 4.15 billion following the March 2026 Series C first close.

Latest developments

In 2026 the company reported a Series C first close of JPY 700 million co-led by One Capital and Pronexus, obtained a SOC 2 Type 2 assurance report, achieved conformance with PACT Technical Specifications V3, submitted comments on the GHG Protocol Scope 2 revision draft, announced a second consecutive year of No. 1 market share, added former Veeva Japan representative director Takashi Okamura to the company, and stated an acceleration toward becoming a sustainability-plus-AI company. It also co-supported SG Holdings' SSBJ compliance work with Abeam Consulting.

Full profile — market position, technology, go-to-market, geography, history

Market position

The company states it held the No. 1 vendor revenue share for two consecutive years in the sustainability information management tool segment for companies with annual revenue of JPY 500 billion or more, citing ITR Market View: Budget, Expense and Subscription Management Market 2026 (FY2024 actual and FY2025 forecast).

Positions itself as connecting disclosure regulation, product regulation and decarbonization/supply chain requirements in a single end-to-end platform, with multilingual global coverage, AI agents across the sustainability workflow, and consulting-led implementation support. Its background includes over ten years of energy-industry experience with more than 70 electric power suppliers and in-house development of ERP for the energy domain.

Technology

Cloud platform combining Scope 1/2/3 calculation engines and an emission-factor database with data collection, quality management and audit-trail capabilities. AI agents cover supplier ESG assessment and Scope 3 supplier data collection, SSBJ/CSRD/TCFD report generation and disclosure difference analysis and review, audit traceability and internal control management, and emissions tracking. The platform supports 25 languages, XBRL output for multi-standard disclosure, and conformance with the PACT Technical Specifications V3 for product carbon data; the company obtained a SOC 2 Type 2 assurance report.

Go-to-market

Direct enterprise sales supported by document downloads and consultation requests on its website, combined with an extensive partner network — including consulting firms (Abeam Consulting, Deloitte Tohmatsu Risk Advisory, Avant), disclosure and IR service provider Pronexus, IT and telecom partners (NTT East, NTT West, NTT Business Solutions, Cisco Systems, BIPROGY, Sanshin Electronics), and capital-and-business alliances with Itochu, BIPROGY and Persol Business Process Design.

Large enterprises and corporate groups with domestic and international operations, particularly those subject to mandatory sustainability disclosure. Named users include Itochu, Nippon Ham, Nissin, King Jim, Nitori Holdings, Yellow Hat, Edion, Ebara, Hankyu Hanshin Holdings, Bridgestone and Nifco; earlier deployments were centered on retail and real estate companies.

Geography

Headquartered in Tokyo (Osaki, Shinagawa-ku), Japan. The platform reports usage across more than 95 countries and regions (including Hong Kong SAR and the British Virgin Islands) in 25 languages, with customer deployments covering global sites such as Itochu's roughly 600 locations, Hankyu Hanshin Holdings' approximately 500 locations and Nissin's approximately 300 locations.

History

Founded in 2015 with energy management systems and BPO services for new electric power companies as its original business, the company entered the carbon accounting field in 2021 with the "ENERGY X GREEN" platform, and from 2023 began offering ERP systems for enterprise ESG management. It raised a JPY 1.2 billion Series A in February 2022, a Series A extension in April 2022, an undisclosed Series B in November 2024 alongside capital and business alliances with BIPROGY, Persol Business Process Design and Itochu, and a JPY 700 million Series C first close in March 2026. It joined the UN Global Compact in September 2023 and has since rebranded from booost technologies to Booost, Inc.

Compiled by commissioned research from 8 cited public sources — announcements, filings, and press listed under research sources below.

Key figures

latest reported
Countries and regions with usageJan 202695
Cumulative customer companiesJan 20266,500 companies
Cumulative funding raised since Series AMar 2026JPY 4.15 billion
Languages supportedJan 202625 languages
Market share ranking, sustainability information management tools (companies witJan 2026No. 1 vendor revenue share, two consecutive years (FY2024 actual, FY2025 forecast), per ITR Market View
Post-money valuation (estimated, including potential shares)Jun 2026JPY 7,367 million (estimated by data provider)
Series A amountFeb 2022JPY 1.2 billion
Series C first close amountMar 2026JPY 700 million
Sites managed (cumulative, peak per customer)Jan 2026197,000 sites

Company-reported or press-reported figures, each dated to when it was claimed — not independently audited.

Timeline · 22

launches, deals, and filings
Jul 2026
Joint support of SG Holdings' SSBJ compliance with Abeam Consulting

Booost and Abeam Consulting jointly supported SG Holdings' compliance with SSBJ standards and the development of its sustainability management foundation.

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Apr 2026
Former Veeva Japan representative director Takashi Okamura joins Booost

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Apr 2026
Reports No. 1 market share in sustainability ERP for a second consecutive year

Company reported achieving the top vendor share for a second consecutive year as SSBJ adoption drove uptake among large enterprises.

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Mar 2026
Series C first close of JPY 700 million

Booost carried out a third-party allotment of shares raising a total of JPY 700 million in the first close of its Series C round, co-led by One Capital and Pronexus. Funds are earmarked for advancing the sustainability disclosure platform, expanding AI capabilities, and strengthening talent and joint development. Cumulative funding since Series A reported at JPY 4.15 billion.

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Mar 2026
Obtained SOC 2 Type 2 assurance report

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Feb 2026
booost Sustainability achieves conformance with PACT Technical Specifications V3

The platform achieved conformance with the international technical specification for product carbon data, PACT Technical Specifications V3.

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Feb 2026
Submitted comments supporting the GHG Protocol Scope 2 revision draft

The company expressed support for the GHG Protocol Scope 2 revision draft and submitted constructive comments reflecting Japan's renewable energy procurement environment and corporate practice.

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Sep 2025
Strategic business alliance with Pronexus

Partnership covering XBRL-level system integration and advancement of non-financial information disclosure, with a capital alliance also under consideration.

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Sep 2025
Business alliance with Avant

Joint proposal of a management platform integrating financial and non-financial information.

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Jan 2025
Strategic business alliance with Abeam Consulting

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Dec 2024
Partnership with Deloitte Tohmatsu Risk Advisory

Cooperation to accelerate SX support for large companies ahead of mandatory sustainability disclosure.

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Nov 2024
Series B third-party allotment (amount undisclosed)

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Nov 2024
Capital and business alliance with Itochu Corporation

Alliance to deploy Itochu's sustainability best practices to large companies facing mandatory sustainability disclosure.

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Oct 2024
Capital and business alliances with BIPROGY and Persol Business Process Design

Alliances to accelerate SX support for large companies facing mandatory sustainability disclosure.

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Mar 2024
Business alliance with S-Pool Blue Dot Green

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Oct 2023
Business alliance with Lush Japan

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Sep 2023
Became a UN Global Compact participant

Joined the UN Global Compact as an SME participant from Japan; status listed as active with next Communication on Progress due 31 July 2027.

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Feb 2023
Business alliance with Sanshin Electronics to jointly offer ENERGY X GREEN

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Dec 2022
Business alliance with TOKIUM

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Dec 2022
Business alliance with NTT East, NTT West and NTT Business Solutions to jointly offer ENERGY X GREEN

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Aug 2022
Business alliance with Sompo Japan Insurance and Sompo Risk Management

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Mar 2022
Partnership with Cisco Systems on green transformation automation

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Dated company events from announcements, filings, and press; legal rows summarize public dockets and regulator releases.

Research sources · 8

primary sources listed

8 public sources were cited for this profile; the first-party ones are listed here.

Frequently asked questions

What does Booost, Inc. do?
Japanese provider of a sustainability ERP platform for enterprise ESG data management, disclosure and decarbonization.
Who founded Booost, Inc.?
Booost, Inc. was founded by Hirokazu Aoi.
Who are Booost, Inc.'s investors?
Booost, Inc.'s investors include Globis Capital Partners, UTEC.