Chinese | Chinese language | Han Chinese | Chinese people | Mandarin Chinese | Chinese cuisine | Chinese: | Chinese New Year | Chinese Academy of Sciences | Chinese dragon | Chinese Civil War | Chinese Taipei | Chinese People's Political Consultative Conference | Chinese American | Chinese University of Hong Kong | Traditional Chinese characters | Chinese Academy of Social Sciences | Chinese yuan | Standard Chinese | Chinese poetry | Chinese characters | Chinese zodiac | Chinese painting | Chinese culture | Castile (historical region) | Yue Chinese | traditional Chinese medicine | Simplified Chinese characters | Royal Historical Society | Overseas Chinese |
He specialized in Historical Japanese phonology and Historical Chinese phonology, making important contribution to the studies of Jōdai Tokushu Kanazukai and Middle Chinese.