Natsuko
Speak Like Natives! -Vol.5 Winter Shopping
Tsubuyaki Japanese for beginners Vol.1 – Watashi no ichinichi-
Speak Like Natives! -Vol.4 Our New Lifestyle-
How to write your name in Japanese characters -katakana-
Speak Like Natives! -Vol.3 Girls’ Night out at Izakaya-
Speak Like Natives! -Vol.2 Job Interview-
なつこ先生のつぶやきJapanese Vol.2 -アウトドアスポーツ-
なつこ先生のつぶやきJapanese!Vol.1 -風邪-