NTT GROUP
Green Design Guideline for Buildings

NTT group promotes design of environment-symbiotic buildings (hereinafter referred to as “green design of buildings”) with every regard to the effect on the environment.
The Guideline introduced here aims to assure that an attentive consideration on the effect of buildings on the environment be maintained throughout their whole life cycle.




Download (PDF files)

Green Design Guideline for Buildings (Japanese)

Green Design Guideline for Buildings (English)

For more infomation, please contact at:

green.design@hco.ntt.co.jp