1. 1. Sustainable development goals; Guidelines for the use of the SDG logo including the colour wheel, and 17 icons [Internet]. Geneva: WHO [cited 2023 Jan]. Available from: https://www.un.org/sustainabledevelopment/wp-content/uploads/2019/01/SDG_Guidelines_AUG_2019_Final.pdf
2. 2. Global gender gap report 2021 [Internet]. Genova: World Economic Forum [cited 2023 Jan]. Available from: https://www3.weforum.org/docs/WEF_GGGR_2021.pdf
3. 3. Komuro T. Work-life balance. Tokyo: JMA Management Center. 2007. Japanese.
4. 4. Work style reform of our company; case studies of initiatives [Internet]. Tokyo: Japan ministry of health, Labor and welfare [cited 2023 Jan]. Available from: https://www.mhlw.go.jp/hatarakikata/assets/img/download/all_h1.pdf. Japanese
5. 5. Asakura T. Review of the literature on work-related stress in working women. Job Stress Res. 1997;5:25-30. Japanese.