Masataka Taketsuru (1894-1979) was a Japanese chemist and businessman, born into a family who had owned a sake brewery since 1733.Ruth A Herd is the Co-ordinator of Mandarin Chinese in the Centre for Languages, Culture and Communication, Imperial College, London. Ruth Herd is the Co-ordinator of Mandarin Chinese in the Centre for Languages, Culture and Communication at Imperial College, London. She is co-author, with Zhaoxia Pang, of 'Complete Mandarin Chinese',Teach Yourself, 4th edition, 2021.Alan G Wolstenholme is Honorary Professor at the International Centre for Brewing and Distilling in the School of Engineering and Physical Sciences, Heriot-Watt University, Edinburgh.