Naratettix Matsumura, 1931 (Hemiptera: Cicadellidae: Typhlocybinae) have been recorded 3 species such as Naratettix zini, N. koreanus, and N. rubrovittatus in Korea. In this study, Naratettix ibukianus Matsumura, 1931 is recognized as new to Korea. The male specimes is redescribed and illustrated and a key to the species of Naratettix is provided for the Korean species.

The genus Nirvana Kirkaldy, 1900 (Hemiptera: Cicadellidae) has been reported through the Oriental and Austalian regions with few species known from Korea and Japan. Recently, we newly recognized Nirvana pallida Melichar, 1903, which is collected on Pueraria thunbergiana Benth (Rosales: Leguminosae). In this study, we provide redescription, illustration and biological notes, based on Korean materials.