Editorial Policy

Editorial Policy of Sustainability Site

This site has been designed to provide stakeholders with a deeper understanding of the MIRARTH HOLDINGS Group’s responsibilities and initiatives for building a sustainable society and, at the same time, serve as a form of internal and external communication.
The Group's has formulated four key sustainability themes to be undertaken in the medium to long term to enhance our sustainability initiatives with the purpose of offering increased, concrete value to society. Based on these four themes, we are creating new value through our businesses to solve various social issues.

Moving forward, we will continue to work on the transparent and timely disclosure of information. We hope you can provide us with your opinions and feedback.


This site was generated based on data as of the end of March 2023. Opinions and forecasts stated in this site are our assessments at the time this site was generated, and thus their accuracy and completeness are not guaranteed.

Target Period

While the site covers fiscal year 2022 (April 1, 2022 to March 31, 2023), certain information stated in this site falls outside this time period.


Nine companies under the MIRARTH HOLDINGS Group

For Inquiries

MIRARTH HOLDINGS, Inc. Group Corporate Planning Department
(Changed company name from Takara Leben Co., Ltd. on October 1, 2022.)
Tekko Building 16F, 1-8-2 Marunouchi, Chiyoda-ku, Tokyo,JAPAN 100-0005
Phone: +81 3 6551 2125