Umegaki, Y, Yoshinaga, N, Kobori, O. Examination of cross-national and gender differences in rumination and its association with depression: A cross-sectional comparison between residents of the United Kingdom and Japan. Japanese Psychological Research. 2024. in press
Yusuke Umegaki. Delivering Rumination-focused Cognitive-behavioral Therapy in Japan. International Journal of Cognitive Therapy. 2024
Yusuke Umegaki, Atsuo Nakagawa, Edward Watkins, Eugene Mullan. A Rumination-Focused Cognitive-Behavioral Therapy Self-Help Program to Reduce Depressive Rumination in High-Ruminating Japanese Female University Students: A Case Series Study. Cognitive and Behavioral Practice. 2022. 29. 2. 468-484