title: [Evaluation of "Japanese Journal of Psychology" using citation analysis].
abstract: This study investigated the professional impact of "Japanese Journal of Psychology." Thirty four psychological journals written in Japanese were selected to register articles in a new database. This database included approximately 23,900 articles published through 2010. Using citations extracted from the references and footnotes in these scholarly journals, the Psychology Citation Index for Japanese Papers was created. The citation impact factors in Japanese psychology was determined on the basis of the number of times a journal was cited, cumulative impact factors, and the cited half-life of the journal; five years was a valid period for impact factor of psychological journals in Japan. The changes in the 5-year impact factors of "Japanese Journal of Psychology" were reviewed by comparing it with other journals.
authors.affiliation: Department of Social Psychology, Toyo University, Hakusan, Bunkyo-ku, Tokyo 112-8606, Japan. mtsukasa@hotmail.com
authors.forename: Tsukasa
authors.initials: T
authors.lastname: Kato
authors.forename: Mamiko
authors.initials: M
authors.lastname: Baba
authors.forename: Naoya
authors.initials: N
authors.lastname: Tabata
authors.forename: Shunsuke
authors.initials: S
authors.lastname: Shimoda
authors.forename: Mildki
authors.initials: M
authors.lastname: Fukuda
authors.forename: Nobutoshi
authors.initials: N
authors.lastname: Okubo
mesh_terms: D016206:Databases, Bibliographic; D007564:Japan; D055811:Journal Impact Factor; D010506:Periodicals as Topic; D011584:Psychology