*Masabumi Minami¹ (1. Dept Pharmacolgy, Faculty of Pharmaceutical Sciences, Hokkaido University)

*Soichiro Ide¹, Kazutaka Ikeda¹ (1. Addictive Substance Project, Tokyo Metropolitan Institute of Medical Science)

*Atsumi Nitta¹ (1. Department of Pharmaceutical Therapy & Neuropharmacology, Faculty of Pharmaceutical Sciences, University of Toyama)

*Kohji Takada^1,2, Yuji Takano³, Naoyuki Hironaka⁴ (1. Department of Psychiatry, Jikei University, 2. Department of Psychology, Teikyo University, 3. Department of Psychological Science, University of Human Environments, 4. Substance Dependence Project, Tokyo Metropolitan Institute of Medical Science )

*Hisatsugu Miyata^1,2, Risa Yamada³, Atsushi Shimotomai⁴ (1. Department of Psychiatry, Jikei University School of Medicine, 2. Hirakawa Hospital, 3. National Center of Neurology and Psychiatry, 4. Department of Psychology, School of Human Science, Senshu University)