成瀬麻夕・高江洲義和・駒田陽子・岡島 義・井上雄一・坂野雄二・井上 猛(2017).Biological Rhythms Interview of Assessment in
Neuropsychiatry(BRIAN)日本語版の信頼性と妥当性の検討 日本睡眠学会第42回定期学術集会,神奈川(6月30日)
Matsumoto Y, Sakurai H, Aoki Y, Takesu Y, Okajima
I, Tachimori H, Murao M, Maruki T, Tsuboi T, Watanabe K. (2024). Relationship between severity of depressive symptoms and continuous employment in patients with mood disorders.
35th World Congress of Collegium Internationale Neuro-Psychopharmacologicum, Tokyo (25 May).
Okajima J, & Okajima I. (2023). Associations between psychological flexibility, depression and insomnia in mothers with infants and
toddlers. The 4th Asia Society of Sleep Medicine 2023, Bangkok, Thailand (12th Des).
Okajima I,
Tanizawa N, Harata M, Chang J, Suh S, Yang C-M, Li S-X, Manber R, Trockel MT. (2019). Effect of e-mail-delivered CBT-I on insomnia, anxiety, and depression for university students in
Japan: A randomized controlled trial. Poster session presented at the Worldsleep2019, Vancouver (22 Sep).
Chan N-Y, Lam S-P, Zhang J, Yu M-W-M, Suh S, Yang C-M, Okajima I, Manber R, Trockel MT, Li A-M, Wing Y-K, Li S-X. (2019). Evaluation of the efficacy of
email-delivered vs face-to-face group cognitive behavioral therapy for insomnia in youths: A randomized wait-list controlled trial. Poster session presented at the Worldsleep2019, Vancouver (22 Sep).
Okajima I, & Chen J. (2016). The impact of insomnia on
the change in anxiety, depression, and social function after a transdiagnostic treatment targeting excessive worry. Poster session presented at the 8th World Congress of Behavioural and
Cognitive Therapies, Australia (24 June).
Ishikawa S, Okajima I, Sasagawa S, Sato H, Otsui K,
& Essau CA. (2013). Anxiety disorder symptoms between adolescents and parents: A cross-cultural comparison in UK and Japan. Poster session presented at the 4th Asian
Cognitive Behavior Therapy Conference, Tokyo.
Sasagawa S, Ishikawa S, Okajima I, Sato
H, Otsui K, & Essau CA. (2013). Cross-cultural comparison of Taijin Kyofushosymptoms in Japan and England: A two-generation study. Poster session presented at
the 4th Asian Cognitive Behavior Therapy Conference, Tokyo.
Okajima, I., Hayashida, K., Nakamura, M., Kanno, M. Usui, A., Nakajima, S., & Inoue, Y. (2011). Effects of cognitive behavioral therapy on patients with pharmacological treatment-resistant
insomnia. Poster session presented at the Worldsleep2011 Conference, Kyoto.(Poster Prize 受賞)
Komada, Y., Nomura, T., Okajima, I., Sasai, T., & Inoue, Y. (2011). The course of insomnia and health-related
quality of life over two years: A longitudinal study in the general population in Japan. Poster session presented at the
Worldsleep2011 Conference, Kyoto.
Sasagawa, S., Ishikawa, S., Okajima, I., Sato, H., Otsui, K., & Essau, C. A. (2011). Child-parent correlates of Taijin
Kyofusho symptoms in Japan. Poster session presented at the 3rd Asian Cognitive Behavior Therapy Conference,
Seoul.(Poster Award 受賞)
Takagaki, K., Okajima, I.,
Kunisato, Y., Nakajima, S., & Sakano, Y. (2011). Relationship between avoidant behaviors and activation on depressive
symptom. Open paper session presented at the 3rd Asian Cognitive Behavior Therapy Conference, Seoul.
Kunisato, Y., Takagaki, K., Okajima, I., Nakajima, S., Ishikawa, S., Kanai,
Y., Sakano, Y., Okamoto, Y., & Yamawaki, S. (2010). Development and validation of the Japanese version of
Environmental Reward Observation Scale (EROS). Poster session presented at the 6th World Congress of Behavioral and
Cognitive Therapies, Boston.
Takagaki, K., Okajima, I.,
Kunisato, Y., Nakajima, S., Akita, K., Kanai, Y., Ishikawa, S., & Sakano, Y. (2010). Development and validation of the
Japanese version of Cognitive-Behavioral Avoidance Scale (CBAS): From the cross-cultural perspectives. Poster session presented
at the 6th World Congress of Behavioral and Cognitive Therapies, Boston.
Himachi, M., Okajima, I.,
Hashiro, M., & Sakano, Y. (2010). Psychological characteristics of adult atopic dermatitis patients who need
psychological intervention. Poster session presented at the 6th World Congress of Behavioral and Cognitive Therapies,
Boston.
Okajima, I., Hayashida, K., Nakamura, M., Watanabe, M., Usui, A., Shibui, K., &
Inoue, Y. (2010). Effectiveness of cognitive behavioral therapy on patients with hypnotics-dependent chronic
insomnia. Poster session presented at the 6th World Congress of Behavioral and Cognitive Therapies, Boston.
Sakuta K, Komada Y, Kagimura T, Okajima I, Nakamura M, Inoue Y (2011). Determinant of daytime
sleepiness and indication of the treatment in population with periodic limb movements during sleep. 20th Congress of the European Sleep Research Society, Lisbon, Portugal
(2010/9/14-18).
Okajima, I., & Inoue, Y. (2009). CBT for insomnia: A meta-analysis on treatment effectiveness. Poster session presented at the
43rd Annual meeting of the Association for Behavioral and Cognitive Therapies, New York.
Kanazawa, J., Okajima, I., & Sakano, Y. (2009). Impacts of compensatory strategies
and mood states on functional impairments in adults with ADHD. Poster session presented at the 43rd Annual meeting of the
Association for Behavioral and Cognitive Therapies, New York.
Komada, Y., Usui, A., Abe, T., Okajima, I., Asaoka, S., Matsuura, N., Shirakawa, S., & Inoue, Y. (2009). Nap duration, nocturnal
sleep habits, and behavior problems among pre-school aged children in Tokyo. Poster session presented at the
6th Congress of Asian Sleep Research Society, Tokyo.
Hashiro, M., Himachi, M., Okajima, I., & Sakano Y (2009). Anxiety to itch and Quality of Life in patients with atopic dermatitis. the 5th annual meeting of the Association for
Psychocutaneous Medicine of North America, San Francisco, CA.
Himachi, M., Okajima, I., Hashiro, M., & Sakano, Y. (2008).The relationship among psychosocial factor, disability in daily life, social anxiety and region of skin symptoms in adult
atopic dermatitis. Poster session presented at the 42ndannual meeting of the Association for Behavioral and Cognitive Therapies, Orland.
Kanazawa, J., Okajima, I., & Sakano, Y. (2008). The effect of stimulant and
non-stimulant mediation treatment in adult AD/HD in Japan. Poster session presented at the 42ndannual meeting of the Association for Behavioral and Cognitive Therapies, Orland.
Takagaki, K., Okajima, I.,
& Sakano, Y. (2008). Relationship between reinforcement sensitivity and dysfunctional attitude among undergraduate
students. Poster session presented at the
2nd Asian Cognitive Behavior Therapy Conference, Bangkok.
Himachi, M., Okajima, I.,
Hashiro, M., & Sakano, Y. (2008). Relationship between sleep condition and psychosocial factors for adult atopic dermatitis
patients. Poster session presented at the 13thCongress of the
Asian College of Psychosomatic Medicine, Seoul.
Kanazawa, J., Yamauchi, G., Okajima, I., Himachi, M., Nakajima, S., & Sakano, Y. (2008). Socio-economic status, comorbidity,
and patients’ needs for treatment of adult AD/HD in Japan. Poster session presented at the 10th International Congress of Behavioral Medicine, Tokyo.
Himachi, M., Okajima, I.,
Hashiro, M., & Sakano, Y. (2008). Examination of “Anxiety to itch” and the functional disability in daily life for adult AD
patient: Relationship between symptom regions and the psychosomatic disease. Poster session presented at the
10th International Congress of Behavioral Medicine, Tokyo.
Himachi, M., Okajima, I.,
Hashiro, M., & Sakano, Y. (2007). Effect of "Anxiety to itch" on health related Quality of Life though an itch and scratching
behavior. Poster session presented at the 3rdAsian Congress of
Health Psychology, Tokyo, pp. 70.
Nakajima, S., Takatsuji, N., Okajima, I., Osawa, K., & Sakano, Y. (2007). Effect of psycho-education for individuals with
trauma: A pilot study to enhance the motivation for treatment. Poster session presented at the World Congress of Behavioral and
Cognitive Therapies, Barcelona.
Himachi, M., Okajima, I.,
Osawa, K., Hashiro, M., & Sakano, Y. (2007). Effect of "Anxiety to itch" on health related Quality of Life though the
scratching: Comparison between the adult atopic dermatitis patients and the healthy students. Poster session presented at the
World Congress of Behavioral and Cognitive Therapies, Barcelona.
Okajima, I., & Sakano, Y. (2006). Mechanism of exposure to social anxiety disorder: Comparison of the causal models by using the structural equation
modeling. Poster session presented at the 1stAsian cognitive
Behavior Therapy Conference, Hong Kong.
Himachi, M., Okajima, I., Osawa, K., Hashiro, M. & Sakano, Y. (2006). Development of Itch
Anxiety Scale for Atopic Dermatitis (IAS-D): Reliability and validity. Poster session presented
at the 1st Asian cognitive Behavior Therapy Conference, Hong Kong.
Okajima, I., Kanai, Y., Chen, J., & Sakano, Y. (2005). The influence that safety behavior on anxiety and negative
thoughts in social phobia. Poster session presented at the 39th annual meeting of the Association for Behavioral and Cognitive Therapies, Washington, DC.
Ishikawa, S., Okajima, I.,
Matsuoka, H., & Sakano, Y. (2005). CBT for anxiety disorders in children and adolescents: A meta-analysis. Poster session presented at the 39th annual meeting of the Association for
Behavioral and Cognitive Therapies, Washington, DC.
Okajima, I., Kanai, Y., Chen, J., & Sakano, Y. (2004). Coping behavior in
Social Anxiety Disorder. Poster session presented atCongress of the Asian College of Psychosomatic Medicine, Okinawa
Okajima, I., Sakamoto, S., & Sakano, Y. (2004). Relationship between Taijin-Kyofusho and the perceived familiarity to others. Poster session
presented at World Congress of Behavioral and Cognitive Therapies, Kobe.
綾部直子・中島 俊・岡島 義・井上雄一・稲田 健・石郷岡 純・山寺 亘・伊藤 洋・草薙宏明・清水徹男・山下英尚・亀井雄一・三島和夫(2016).不眠症用QOL尺度(Quality of
Life Scale for insomnija: QOL-I)の信頼性・妥当性の検討 日本睡眠学会第41回定期学術集会プログラム抄録集,283(7月8日,東京).