Inquiries:
[email protected].
Support:
[email protected].

Tel: 03-5403-6479 (Japanese)
Tel: +1-361-298-0005 (English)
Fax: 0488-72-6373
Business Hours:

Monday-Friday 9:00-17:30 JST
Except Japanese national holidays.
November 30, 2022

  The FoodMetals Commercial Emission Factors Database is...

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November 30, 2022

DEISO Data Bank Launch: We are pleased to...

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Carbon Footprint
November 28, 2022

We’re excited to announce the launch of “Product...

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November 26, 2022

The “Special LCA Training Program: Manual Calculation Approach”...

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October 18, 2022

It is with great pleasure that we announce...

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October 4, 2022

We are excited to announce the launch of...

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May 26, 2022

The new business hours: 9 am – 5:30 pm,...

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Discover DEISO Training: Delve into DEISO's cutting-edge, certified training in sustainability, Life Cycle Assessment (LCA), LCA software and databases, GHG accounting, Carbon Footprint, Environmental Product Declaration (EPD), and beyond. Uncover our comprehensive training portfolio here.

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Traing Programs

End of the year sales.

All of our training programs are now on sale!

up to 50% off