Supporting companies
who implement environmental initiatives

The West Group has joined the Japanese Climate Leaders’ Partnership (JCLP) as a supporting member,
in order to support RE100 (100% renewable electricity) for companies in Japan,
with the aim of contributing to the achievement of a decarbonized society.


RE100 is the global corporate renewable energy initiatives bringing together businesses committed to 100% renewable electricity.


Japanese Climate Leaders’ Partnership has been established by a group of Japanese companies for the achievement of a sustainable decarbonized society.

Carbon Neutral Management Association (CNMA)

With the aim of achieving a decarbonized society, CNMA provides accurate information, technology and services to industries and utility users for the achievement of carbon neutrality by 2050.

Addressing climate changes

The West Group
Carbon Neutral Vision 2025

In response to the goals set by the Japanese government of reducing greenhouse gas emission to zero and achieving a decarbonized society by 2050, the West Group will launch the West Group Carbon Neutral Vision 2025 that centers on the development and construction of renewable energy-related facilities.

News Release

The West Group's track record in the construction of solar power generation facilities: As of January 2023

Installed capacity
Amount of CO2 reduction (kg)
Mega solar power
Solar power
for industry use
Solar power
for residential use

*Emission factor for all power sources: 433g-co2/kWh (FY2020)

A Guide for Foreign Investors

Please see the English language site below.