"Yasashii Nihongo" to tabunka kyōseiIsao Iori, Kazunari Iwata, Takuzō Satō, Naomi Yanagida · First published 2019Open the Tome
Sesshoku bamen ni okeru bogo washa no komyunikēshon hōryakuNaomi Yanagida · First published 2015Open the Tome
