4件 （「Hideki Sakai」）

Japanese learners' demotivation to study English: a survey study 論文

Keita Kikuchi・Hideki Sakai ·2009-11 ·『JALT journal : the research journal of the Japan Association for Language Teaching』　31(2)　pp. 183-204

cir.nii.ac.jp

Species-Specific Distribution of Heavy Metals in Tissues and Organs of Loggerhead Turtle (Caretta caretta) and Green Turtle (Chelonia mydas) from Japanese Coastal Waters 論文

Haruya Sakai・Kazutoshi Saeki・Hideki Ichihashi・Hiroyuki Suganuma・Shinsuke Tanabe・Ryo Tatsukawa ·2000-08-01 ·『Marine Pollution Bulletin』　40(8)　pp. 701-709

doi:10.1016/s0025-326x(00)00008-4

Beliefs of Japanese teachers of English regarding language, language teaching, and language learning 論文

SAKAI, Hideki・URANO, Ken・SHIOKAWA, Haruhiko ·2009 ·『JABAET Journal』　13　pp. 47-59

cir.nii.ac.jp

Roles of Output and Feedback for L2 Learners’ Noticing 論文

Hideki Sakai ·2004-05-01 ·『JALT Journal』　26(1)　pp. 25-25

doi:10.37546/jaltjj26.1-2