Khine, M. T., Ota, A., Gearhardt, A. N., Fujisawa, A., Morita, M., Minagawa, A., Li, Y., Naito, H., & Yatsuya, H. (2019). Validation of the Japanese Version of the Yale Food Addiction Scale 2.0 (J-YFAS 2.0). Nutrients, 11(3), 687. https://doi.org/10.3390/nu11030687
From the validation study’s abstract: “The J-YFAS 2.0 has a one-factor structure and adequate convergent validity and reliability. Prevalence of FA was 3.3% among undergraduate students.”