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DEISO

Achieving a Recycling-Oriented Society
Thumb up for recycling-oriented society concept illustration.
Blog Posts
Achieving a Recycling-Oriented Society
DEISO

/*! elementor - v3.23.0 - 05-08-2024 */ .elementor-heading-title{padding:0;margin:0;line-height:1}.elementor-widget-heading .elementor-heading-title>a{color:inherit;font-size:inherit;line-height:inherit}.elementor-widget-heading .elementor-heading-title.elementor-size-small{font-size:15px}.elementor-widget-heading .elementor-heading-title.elementor-size-medium{font-size:19px}.elementor-widget-heading .elementor-heading-title.elementor-size-large{font-size:29px}.elementor-widget-heading .elementor-heading-title.elementor-size-xl{font-size:39px}.elementor-widget-heading .elementor-heading-title.elementor-size-xxl{font-size:59px}An In-Depth Look at the Relationships Between Circular Economy, Environment, Social, and Governance (ESG), and Recycling Technologies Transitioning to a circular economy will be critical to achieving a more sustainable future for a Recycling-Oriented Society. Actions such as technological evaluation from environmental, technical, and feasibility assessment of investment and planning for waste prevention, reduction, reuse, and recycling materials may dramatically cut yearly greenhouse gas (GHG) emissions. Suppose…

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Our Circular Economy services now have detailed info available.
Circular economy: Reuse resources, minimize waste, improve efficiency.
News Updates
Our Circular Economy services now have detailed info available.
DEISO

  DEISO offers 10+ services for Circular Economy (CE) and how to help for the transition to CE. Information about our CE services is now available via this at

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We have released a detailed article about GHG Scope 3 emissions & our services for Scope 3.
Scope 3 Emissions services and solutions by DEISO.
News Updates
We have released a detailed article about GHG Scope 3 emissions & our services for Scope 3.
DEISO

We have made extensive information about Scope 3 GHG emissions accounting and the services we provide for Scope 3 GHG accounting available to the public. The article can be accessed

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Scope 3 GHG Emissions – All You Need to Know & What We Offer?
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Blog Posts
Scope 3 GHG Emissions – All You Need to Know & What We Offer?
DEISO

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Notice of changing our business hours
Business hours update calendar with galaxy background
Announcements
Notice of changing our business hours
DEISO

The new business hours: 9 am - 5:30 pm, JST Monday-Friday. Our hours have been changed from "9 am - 5 pm" to "9 am - 5:30 pm"—Japan Standard Time (JST), Monday through Friday (except national holidays). A gentle reminder: We still offer the training on Saturdays and Sundays for our clients outside Japan who take remote training services. However, we would like to remind our clients that we do not respond to questions via email or phone on Saturdays and Sundays.…

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A vacancy for a database engineer is open
Hiring database engineer in Japan, apply at Deiso.
Jobs News
A vacancy for a database engineer is open
DEISO

Job description The database engineer of this position is responsible for designing, creating, implementing, updating, and working with databases schema, importing, exporting, and integrating existing databases in desktop-based software and cloud applications. The database engineer also implements optimized, secured, and cohesive database design and then utilizes data replication schemes to create consistency across distributed database sets. The database engineer will extensively involve a team of researchers, programmers, and designers to develop environmental desktop software and cloud-based applications that serve a…

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Introducing DEISO’s Partnership & Business Collaboration Program
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News
Introducing DEISO’s Partnership & Business Collaboration Program
DEISO

We are pleased to introduce the Channel Partner Program of DEISO.  At DEISO, we are open to partnerships with other companies as channel partners in various forms of collaboration and cooperation. While you are invited to join us to discuss a potential partnership with your business, we highlight the potential of a business partnership on the program’s page at

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Advanced LCA Capacity Building: Introducing the Next-Level Training Program and Courses
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News Training
Advanced LCA Capacity Building: Introducing the Next-Level Training Program and Courses
DEISO

News Advanced LCA Capacity Building: Introducing the Next-Level Training Program and Courses DEISO is pleased to introduce the next level in its Life Cycle Assessment (LCA) training programs and courses—the Advanced LCA Training Program, designed to extend foundational knowledge into deeper analytical, modeling, and implementation capability. This advanced program represents a structured progression from DEISO’s core LCA training programs and courses, supporting professionals and organizations in moving from basic understanding toward applied lifecycle modeling, impact interpretation, and sustainability decision-making within…

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Life Cycle Assessment (LCA) Capacity Building: Introducing the Basic Training Program and Courses
Instructor leading life cycle assessment training session.
News Training
Life Cycle Assessment (LCA) Capacity Building: Introducing the Basic Training Program and Courses
DEISO

News Life Cycle Assessment (LCA) Capacity Building: Introducing the Basic Training Program and Courses DEISO is pleased to introduce the Life Cycle Assessment (ISO 14040/14044 framework) Goal and scope definition for LCA studies Life Cycle Inventory (LCI) data collection and structuring Introduction to Life Cycle Impact Assessment (LCIA) Interpretation of LCA results for decision-making Overview of tools, databases, and modeling approaches used in LCA Designed for Practical Application Unlike purely academic training, DEISO ESG teams consultants and analysts seeking LCA…

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Contact Info.

English Address:
Level 21 Shiodome Shibarikyu Building
1-2-3 Kaigan, Minato-ku
105-0022 Tokyo, Japan.

Japanese Address:
〒105-0022 東京都港区海岸1-2-3
汐留芝離宮ビルディング21階, 合同会社DEISO.

Phone (JP): 03-5403-6479 / 0488-72-6373
Phone (EN): 070-6969-7700
Fax: 03-5403-6475 / 0488-72-6373
Email: info@dei.so

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Engineering the Future of Sustainable Performance

Execute Sustainability Projects
Full technical responsibility for LCA, Scope 3, PCF, and EPD execution under real-world conditions.
Initiate Technical Audit
Identify data gaps, inconsistencies, and risks before submission or verification.
Start Rapid Review (48–72h)
Stabilize time-sensitive sustainability work and reduce technical risk under tight deadlines.
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Integrated sustainability systems combining execution, intelligence, and digital infrastructure.
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