Ratna Handayani S.S., M.Si.
She has been a lecturer at the Japanese Literature Department at Bina Nusantara University since 2003. Her major is Japanese culture and society. She teaches courses such as Kanji, Contemporary Japanese Society, and Reflection of Japanese Experience. She guides students in writing their thesis. She is interested in research on Japanese societal issues such as Japanese fathering / ikumen, Japanese woman dan Japanese family.