Toshiyuki Sadanobu
1962
Nihongo fushigi zukan
Sasayaku koibito, rikimu repōtā
"Kyara" gainen no hirogari to fukamari ni mukete
"Un" to "sō" no gengogaku
Bonnō no bunpō
Kanōsei to shite no bunka jōhō riterashī
Katsudō to shite no bun to hatsuwa
Komyunikēshon to gengo ni okeru kyara
Watakushitachi no Nihongo
Watashitachi no Nihongo kenkyū