Miyoko Sugito

• Hana to hana (Nihongo onsei no kenkyu)
• Kyoiku e no teigen (Nihongo onsei no kenkyu)
• Nihongo no on (Nihongo onsei no kenkyu)
• Nihonjin no Eigo (Nihongo onsei no kenkyu)
• Onsei hakei wa kataru (Nihongo onsei no kenkyu)
• Shibata-san to Imada-san (Nihongo onsei no kenkyu)
• Nihongo akusento no kenkyu
• Nihonjin no koe (Nihongo onsei no kenkyu)