2件 （「Koichi Tanaka」）

Study-abroad, Language Proficiency and Learner Beliefs about Language Learning 論文

Kōichi Tanaka・Koichi Tanaka ·2003-05-01 ·『JALT Journal』　25(1)　pp. 63-63

doi:10.37546/jaltjj25.1-3

Efficacy of Stress Management Education in an Elementary School 論文

Koji Takenaka・Masahisa Kodama・Koji Tanaka・Fumio Yamada・Koichiro Oka ·1994-01-01 ·『The Japanese Journal of Health Psychology』　7(2)　pp. 11-19

doi:10.11560/jahp.7.2_11