4件 （「quantitative study」）

Motivation and demotivation over two years: A case study of English language learners in Japan 論文

Keita Kikuchi ·2019-03-22 ·『Studies in Second Language Learning and Teaching』　9(1)　pp. 157-175

doi:10.14746/ssllt.2019.9.1.7

Social and Policy Perspective on Transport Geography 論文

Eiichi Aoki ·1987-01-01 ·『Japanese Journal of Human Geography』　39(6)　pp. 522-536

doi:10.4200/jjhg1948.39.522

On Problems and Viewpoints of Migration Study 論文

Kenji Tsutsumi ·1989-01-01 ·『Japanese Journal of Human Geography』　41(6)　pp. 529-550

doi:10.4200/jjhg1948.41.529

Reexamining demotivators and motivators: A longitudinal study of Japanese freshmen's dynamic system in an EFL context 論文

Keita Kikuchi ·2015-09-04 ·『Innovation in Language Learning and Teaching』　11(2)　pp. 128-145

doi:10.1080/17501229.2015.1076427