34 female college students and 416 hospital workers in Niigata City, Japan. Scale
English to Japanese translation by Dr. Saburo Takahashi. Back translation by Dr. Toshiyuki Someya. The two translators reached consensus on comparison of the two translations.
Cronbach’s alpha = .80
Test-retest reliability (1-month) r = .70, p < .001
The Japanese version of the Barratt Impulsiveness Scale, 11th version (BIS-11): its reliability and validity.
Someya T, Sakado K, Seki T, Kojima M, Reist C, Tang SW, Takahashi S (2001)
Psychiatry and Clinical Neurosciences, 55, 111-114.
PubMed ID 11285088