| Reliability and validity of Japanese versions of the flourishing scale and the scale of positive and negative experience K Sumi Social Indicators Research 118 (2), 601-615, 2014 | 135 | 2014 |
| Relationship between neurotic perfectionism, depression, anxiety, and psychosomatic symptoms: A prospective study among Japanese men K Sumi, K Kanda Personality and Individual Differences 32 (5), 817-826, 2002 | 74 | 2002 |
| Optimism, social support, stress, and physical and psychological well-being in Japanese women K Sumi Psychological reports 81 (1), 299-306, 1997 | 74 | 1997 |
| Optimism, Type A behavior, and psychological well-being in Japanese women K Sumi, K Horie, S Hayakawa Psychological Reports 80 (1), 43-48, 1997 | 31 | 1997 |
| Reliability and validity of the Japanese version of the Perceived Stress Scale. K Sumi Japanese Journal of Health Psychology, 2006 | 26 | 2006 |
| Temporal stability of the japanese versions of the flourishing scale and the scale of positive and negative experience K Sumi Journal of Psychology and Psychotherapy 4 (2), 1-5, 2014 | 21 | 2014 |
| The Japanese version of the revised life orientation test: Reliability and construct validity K Sumi Psychological Reports 95 (1), 86-88, 2004 | 19 | 2004 |
| Reliability and construct validity of the Gratitude Questionnaire 6 Item Form (GQ 6) in a sample of Japanese college students K Sumi Journal of Positive School Psychology 1 (2), | 73-84|, 2017 | 13 | 2017 |
| Relationships of social problem-solving ability with interpersonal relationships: a prospective study among Japanese women and men K Sumi Psychological Reports 111 (3), 929-937, 2012 | 13 | 2012 |
| Relations of social problem solving with interpersonal competence in Japanese students K Sumi Psychological Reports 109 (3), 976-982, 2011 | 10 | 2011 |
| Correlations between optimism and social relationships K Sumi Psychological reports 99 (3), 938-940, 2006 | 9 | 2006 |
| Reliability and construct validity of the Japanese version of the Interpersonal Relationship Inventory K Sumi Perceptual and motor skills 97 (1), 135-140, 2003 | 7 | 2003 |
| Neurotic perfectionism, perceived stress, and self-esteem among Japanese men: a prospective study K Sumi, S Tsuzuki, K Kanda Psychological reports 88 (1), 19-22, 2001 | 7 | 2001 |
| 調べる目的で利用する情報源としての Web サイトに対する評定尺度の作成と信頼性および妥当性の検討 鷲見克典， 四谷あさみ 情報処理学会論文誌 45 (3), 1032-1040, 2004 | 5 | 2004 |
| Type A behavior, social support, stress, and physical and psychological well-being among Japanese women K Sumi Psychological reports 83 (2), 711-717, 1998 | 5 | 1998 |
| Teaching and learning Arabic in Japan AM Sumi, K Sumi Handbook for Arabic Language Teaching Professionals in the 21st Century, 20-37, 2018 | 4 | 2018 |
| ワーク・コミットメントの 4 形態における弁別的妥当性 鷲見克典 日本経営工学会論文誌 48 (1), 42-52, 1997 | 4 | 1997 |
| The Japanese translation of the Life Engagement Test: Reliability and construct validity in a college student population and a working adult population K SUMI International Journal of Psychology and Behavior Analysis 4 (1), IJPBA-136, 2018 | 3 | 2018 |
| Development of the Interest in Arabic Culture Scale (IACS): A Measure of Interest in Arabic Culture for Students Learning Arabic in Japanese Universities K Sumi, AM Sumi Journal of Psychology & Psychotherapy 5 (3), 1, 2015 | 3 | 2015 |
| Interest and motivation in Arabic language learning: The role of Arabic cultural elements AM Sumi, K Sumi Proceedings of the 8th Edition Tunisia-Japan Symposium on Society, Sciences …, 2007 | 3 | 2007 |
