What ICHIKAWA KANKYO ENGINEERING does

ICHIKAWA KANKYO ENGINEERING Co., Ltd. (IKE) is a Japanese environmental services provider founded in 1971 and headquartered in Ichikawa, Chiba Prefecture, operating as a wholly-owned subsidiary of Terrarem Group Co., Ltd. The company runs four core service lines: Resource Circulation (collection, transportation, intermediate processing, recycling, and final disposal of industrial, special-management, and general waste), Facility Maintenance (septic tank servicing, drainage cleaning, grease traps, building sanitation), Contaminated Soil and Underground Disposal, and a 180-vehicle specialized fleet. Its technological differentiation centers on the Gyotoku Factory, Japan's first RDF/RPF (Refuse Paper & Plastic) solid fuel production facility operational since 1986 and refurbished in 2003, plus methane fermentation biogas systems operated through subsidiary Bio Energy Co., Ltd.

The company serves both public and private customers across Kanto and Chubu regions of Japan, with international operations in Vietnam through 51%-owned subsidiary DECOS. Key revenue streams include volume-based waste processing fees, RPF solid fuel sales to power plants and cement manufacturers, recurring septic tank maintenance fees, managed services for facility O&M (notably through the MetaWater Sustainable Park Koganei joint venture and the ¥74.6 billion Phase 2 Kimitsu Regional Wide-area Waste Disposal PFI/BOO project covering 7 municipalities), and FIT-based biogas electricity sales via 20%-held NEFC. Major named customers include Kao Corporation (plastics recycling partnership), the Kimitsu-region 7 municipalities, Akishima City, and MetaWater. The business is delivered through direct B2B sales and government procurement rather than channel partners.

IKE operates within a 15+ entity group structure (including Bio Energy for biogas, MM Plastic for plastic pellet recycling, Tokusan Engineering and Daiichi Kankyo Aqua for water treatment, E-Stage for final disposal, and multiple regional O&M subsidiaries), creating vertical integration across the waste-to-resource value chain. As of May 2025, the company employs 562 people. The company holds ISO 14001 certification across multiple sites and has received recognition including the US EPA Ozone Layer Protection Award (1995), MITI Director-General Award (1985), and Regional Future Leading Enterprise designation (2018). In 2023, IKE underwent a leadership transition with Iwadate Tamotsu assuming the presidency and resumed operations at the Gyotoku Factory following an October 2023 fire incident. Strategic equity partners Kubota and Chubu Electric Power took stakes in 2021 to support circular society initiatives.

Name

ICHIKAWA KANKYO ENGINEERING

Legal name

株式会社市川環境エンジニアリング

Website

https://ike.co.jp

Company type

Private

Founded year

1971

Operating status

Operating

Headcount range

51–100 employees

Short description

Japanese environmental services provider founded 1971 (Ichikawa, Chiba) operating waste collection, recycling, biogas generation, and facility maintenance for municipalities and enterprises across Kanto/Chubu, with Vietnam operations and a 15-entity vertically integrated group.

Ownership category

akta.pro rank

Headquarters

HQ city

Ichikawa

HQ country

Japan

HQ region

Asia

Offices11 records

Markets served

GTM type

B2B

Offering type

Services

Revenue model

1. Waste Processing and Disposal Fees: Fees charged for collection, transportation, and disposal of industrial and general waste. Revenue based on waste volume and type processed.
2. RPF (Solid Fuel) Sales: Production and sale of Refused Paper & Plastic Fuel solid fuel manufactured from waste plastics and paper, sold to power plants and cement manufacturers as alternative to coal.
3. Septic Tank Maintenance Services: Conservation inspection and cleaning services for septic tanks. Regular maintenance fees for residential and commercial facilities.
4. Facility Maintenance and Operations: O&M services for public and private waste processing facilities, drainage systems, and building maintenance including plumbing, air conditioning, and sanitation management.
5. Biogas Power Generation: Capital participation in NEFC which generates power from food waste biogas and sells electricity under Japan's FIT (Feed-in Tariff) system.

Pricing tiers

Go-to-market motion1 record

Distribution channels2 records

Marketing channels4 records

Core offering

No source-backed description of ICHIKAWA KANKYO ENGINEERING's core offerings is available in the supplied input; only the company name was provided without accompanying website text or numbered WX source IDs.

Product overview

ICHIKAWA KANKYO ENGINEERING operates as a comprehensive environmental services provider with four core business divisions: Resource Circulation (資源循環事業) covering waste collection, transportation, and recycling including RPF solid fuel production at Gyotoku Factory; Facility Maintenance (施設維持管理事業) including septic tank services, drain cleaning, and building sanitation; Contaminated Soil & Underground Removal (汚染土・地中埋設撤去); and a Special Vehicle Fleet of 180 vehicles equipped with GPS tracking and digital management systems. The company serves diverse industries through tailored solutions for factories, office buildings, food industry, warehouses, and government/administrative sectors. A network of group companies including Bio Energy (biogas/methane fermentation), MM Plastic (plastic recycling), and Eco Like facilities supports these core services.

Differentiator

Problem solved

Functional benefit

Quantifiable outcome

• 40 tons/day food waste processing capacity via NEFC biogas plant
• +2 more outcomes

Named customers4 records

Segments5 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration5 records

Feature3 records

Partnerships

Nine partnerships are on record, tiered strategic and core.

• MetaWater Co., Ltd.strategicStrategic or Co-development Partner · 24 March 2025Joint venture MW-NKKS-IKE (with Nihon Kanzai Kanri) awarded facility operation management contract for MetaWater Sustainable Park Koganei municipal resource processing facility in Tokyo.
• ORIX Resource Recycling CorporationstrategicStrategic or Co-development Partner · 19 March 2024Three-party agreement with Akishima City and ORIX for backup combustible waste processing. IKE handles waste transportation while ORIX handles disposal at its facility.
• Kazusa-Awa Clean System Co., Ltd.coreStrategic or Co-development Partner · 2 October 2020Capital participation in SPV for Phase 2 Kimitsu Regional Wide-area Waste Disposal Project covering 7 municipalities. ¥74.6 billion total project cost. Joint venture with Nippon Steel Engineering (representative), Kajima Construction, Kohchiku, and others.
• New Energy Fujimino Co., Ltd. (NEFC)coreStrategic or Co-development Partner · 4 September 2020Capital participation (20%) in NEFC, a company that generates biogas from food waste and sells electricity. NEFC processes 40 tons/day of food waste from food factories and retail stores, generating 550kW of power sold under Japan's FIT system. Joint venture with Mitsubishi Materials (75%), Cooperatives (5%).
• Kao CorporationcoreStrategic or Co-development Partner · 2 September 2020Participation in Kao-led project selected by Tokyo Metropolitan government for 'one-way plastics horizontal recycling model project'. IKE develops suitable recycled pellet formulations and bottle container development using recycled pellets.
• DAI DONG ENVIRONMENT SOLUTIONS CO., LTD. (DECOS)coreStrategic or Co-development Partner · 31 July 202051% owned Vietnamese subsidiary. Established 2016, Hanoi office consolidated into DECOS in 2020. Conducts resource circulation business using Japanese recycling technology including RPF manufacturing.
• MM Plastic Co., Ltd.coreStrategic or Co-development Partner · 1 December 2010100% owned subsidiary. Household plastic packaging recycling converting to plastic raw materials. Produces and sells high-quality MMP pallets.
• Bio Energy Co., Ltd.coreStrategic or Co-development Partner · 1 July 200375% owned subsidiary established as Tokyo Super Eco-Town project. Food waste recycling via methane fermentation to produce biogas for electricity and urban gas.
• Kazusa Clean System Co., Ltd.coreStrategic or Co-development Partner · 1 December 1998Capital participation (6.1%) in SPV for original Kimitsu regional waste processing covering 4 municipalities. Established 1998 with capital of ¥20 billion.

Scale indicators8 records

Recent moves11 records

Expansion highlights7 records

Broad incumbents

• DOWA Holdings Co., Ltd. Diversified Japanese group with major recycling, waste-management, and environmental services businesses alongside non-ferrous metals and electronic materials; competes with IKE on metal and electronics recycling at larger scale.
• Veolia Japan: Japanese arm of global environmental services group Veolia, offering waste management, water services, and recycling — provides a global-incumbent benchmark for the services IKE offers domestically.
• Ebara Corporation (Environmental Solutions): Major industrial machinery group whose environmental solutions segment provides pumps, blowers, and treatment systems for waste and wastewater — comparable in technology stack and customer overlap with IKE's facility maintenance services.

Direct peers

• Hitachi Zosen Corporation: Major Japanese environmental systems builder delivering waste-to-energy plants, recycling facilities, and EPC for municipalities — overlaps with IKE on large-scale waste processing facilities and PFI-style contracts.
• Daiseki Co., Ltd. Japan-listed industrial and hazardous waste management company offering collection, transport, recycling, and intermediate processing — the most direct publicly listed peer to IKE's resource-circulation business in Japan.
• Nippon Steel Engineering Co., Ltd. Lead partner in the Kazusa-Awa Clean System SPV that IKE capital-participates in for the Kimitsu Phase 2 project; Nippon Steel Engineering designs and builds the same type of large-scale municipal waste processing facility, making it a directly comparable EPC-and-operations peer.
• Kobelco Eco-Solutions Co., Ltd. Subsidiary of Kobe Steel focused on recycling, waste-treatment plants, and environmental engineering, including shredder and melting systems overlapping with IKE's processing technology portfolio.
• JFE Engineering Corporation: Subsidiary of JFE Holdings operating waste-to-energy, recycling, and environmental engineering plants, including shaft-furnace gasification-melting facilities directly comparable to IKE's Kimitsu project.
• ECOMMIT, Inc. Japanese resource-recycling company operating waste processing, recycling, and circular-economy platforms — closely comparable to IKE in scope of services and customer base.

Emerging players

• Nishihara Environment Technology Inc. Japanese environmental engineering firm providing water-treatment plants, waste processing equipment, and O&M services — comparable segment focus in fluid treatment and recycled-fuel equipment.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

Compliance13 records

Revenue estimate

Valuation estimate

Number of profiles

Subsidiaries20 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about ICHIKAWA KANKYO ENGINEERING