Perceived Phonological Overlap in Second-Language Categories: The Acquisition of English /r/ and /l/ by Japanese Native Listeners 論文 Michael D. Tyler ·2020-12-28 ·『Languages』 6(1) pp. 4-4 doi:10.3390/languages6010004
Errors in the use of English in the Japanese linguistic landscape 論文 Keith Barrs ·2015-11-02 ·『English Today』 31(4) pp. 30-33 doi:10.1017/s026607841500036x