Specialty

Public health nutrition, Nutrition Policy, Clinical nutrition, Disease prevention, international nutrition

Works

Research reports

1 Wada Y. The Health and Labor Sciences Research Grant, FY2025: Research for the development of a self-assessment scale for the local government registered dietitian who is expected to play a supervisory role. Ministry of Health, Labour and Welfare (#24FA1010).

2 Wada Y. The Health and Labor Sciences Research Grant, FY2023: Research to analyze global trends in nutrition and nutrition-related policies in leading countries and to identify issues. Ministry of Health, Labour and Welfare (#22BA1002).

3 Wada Y. The Health and Labor Sciences Research Grant, FY2022: Research to identify actual conditions and issues related to the provision and consumption of health foods for women who wish to become pregnant, and to establish risk communication measures to ensure safety. Ministry of Health, Labour and Welfare (#21KA3004).

Original papers

1 Hiroka Sato, Nuriko Sudo, Yasuyo Wada. What Japan can learn from Canada’s guidelines on food and nutritional support during emergencies: A scoping review. Urban Resilience Sustainability. 2025; 3(2):119-153.

2 Kemal Sasaki, Tomomi Kobayashi, Yuki Tada, Yasuyo Wada and Tetsuji Yokoyama. Factors Associated with Height-Promoting Dietary Practices among Japanese Preschool Children: A Web-Based Cross-Sectional Study. Children. 2026;13(3):391

3 Yuki Tada, Kemal Sasaki, Tomomi Kobayashi, Yasuyo Wada, Daisuke Fujita, Tetsuji Yokoyama. Association between Adiposity Rebound and the Frequency of Balanced Meals Among Japanese Preschool Children: A Cross-Sectional Study. Nutrients. 2025;17(19), 3183．

4 Tomomi Kobayashi1, Kemal Sasaki, Yuki Tada, Yasuyo Wada, Tetsuji Yokoyama. Maternal Misperception of Child Body Size and Its Association with Information-Seeking Opportunities and Information Sources in Japanese Preschool Children. Children. 2026;13(3): 390

5 Wada Y, Kamioka H, Shimpo M and Shimada M. Real-world survey of eating attitudes and spending behaviors related to healthy foods/supplements in women seeking to become pregnant. Clin Nutr ESPEN. 2024; 61; 399-406.

6 Kashiwagi K, Inaishi J, Kinoshita S, Wada Y, Hanashiro S, Shiga K, Kitazawa M, Tsutsumi S, Yamakawa H, Irie J, Kishimoto T. Assessment of glycemic variability and lifestyle behaviors in healthy nondiabetic individuals according to the categories of body mass index. PLoS One. 2023;18(10):e0291923.

7 Inaishi J, Kashiwagi K, Kinoshita S, Wada Y, Hanashiro S, Shiga K, Kitazawa M, Tsutsumi S, Yamakawa H, Kishimoto T. Associations between glycemic variability, sleep quality, and daily steps in subjects without diabetes using wearable devices. Metabol Open. 2023; 17:20:100263.

8 Kinoshita S, Hanashiro S, Tsutsumi S, Shiga K, Kitazawa M, Wada Y, Inaishi J, Kashiwagi K, Fukami T, Mashimo Y, Minato K, Kishimoto T. Assessment of Stress and Well-Being of Japanese Employees Using Wearable Devices for Sleep Monitoring Combined With Ecological Momentary Assessment: Pilot Observational Study. JMIR Form Res. 2024; 2:8:e49396.

9 Kamioka H, Origasa H, Tsutani K, Kitayuguchi J, Yoshizaki T, Shimada M, Wada Y, Takano-Ohmuro H. A Cross-Sectional Study Based on Forty Systematic Reviews of Foods with Function Claims (FFC) in Japan: Quality Assessment Using AMSTAR 2. Nutrients. 2023;15(9):2047.

10 Midori Ishikawa, Osamu Hemmi, Yasuyo Wada, Kenichi Ohmi, Yuichi Ando, Tetsuji Yokoyama. Effort and system by local governments improving participation rates in national and local health and nutrition surveys in Japan: A qualitative study. PLOS-ONE. 2025;20(3).

Reviews

1 Yasuyo Wada. Initiatives at the National Institute of Public Health in Japan: Training and research related to nutrition policy. J. Natl. Inst. Public Health. 2025;74(3):277-282.

2 Yasuyo Wada．Start of the 12-year initiative for the third term of Health Japan 21. J. Natl. Inst. Public Health. 2024;73(2):68-78.

Books

1 Yasuyo Wada. Basic Conversational English for the Registered Dietitian. Ishiyaku Publishers, Inc. Tokyo, 2026. pp.1-125.

2 Yasuyo Wada. Question Bank for Registered Dietitian National Examination 2023. Printed in Japan, 2022 Medic Media.

3 Yasuyo Wada. Review Book for Registered Dietitian 2025. Printed in Japan, 2026 Medic Media.

4 Yasuyo Wada. Based on the Nutritional Science Education Model Core Curriculum for Training of Registered Dietitians-Clinical Nutrition. Ishiyaku Publishers, Inc. Tokyo, 2025. pp.142-153.

5 Yasuyo Wada. Trainee Guide; A manual for nutrition Diet Therapy. Ishiyaku Publishers, Inc. Tokyo, 2026. pp.225-228.

6 Yasuyo Wada. what, why & how for dietitian 2. Printed in Japan, 2021 Medic Media.

7 Yasuyo Wada. Based on the Model Core Curriculum for Registered Dietitian Course in Japan-Nutritional Care Process. Ishiyaku Publishers, Inc. Tokyo, 2025. pp.65-80.

Researchmap

   https://researchmap.jp/yasuyowada

Social contributions

・ Commissioner of National Examination for Registered Dietician at the Ministry of Health, Labour and Welfare since 2023

・ Consumer Safety Investigation Commission Expert Member, Consumer Affairs Agency since 2024

・ Deputy Director, Global Health Policy Division, International Cooperation Bureau, Ministry of Foreign Affairs in 2021

・ Visiting Senior Assistant Professor, Keio University School of Medicine from 2021 to 2026.

・ Board member, Tokyo Dietetic Association since 2014