Takekoshi was a committed advocate of Japanese expansion into the South Seas, rather than China.
Among his works published in English are Japanese Rule in Formosa and a monumental Economic Aspects of the Civilization of Japan, which includes a wealth of quantitative data from pre-modern sources.
- Schencking, J. Charles (October 1999). "The Imperial Japanese Navy and the Constructed Consciousness of a South Seas Destiny, 1872–1921". Modern Asian Studies. 33 (4): 783. doi:10.1017/S0026749X99003649.
- Takekoshi, Yosaburō (1907). Japanese rule in Formosa. London, New York, Bombay and Calcutta: Longmans, Green, and co. OCLC 753129. OL 6986981M.
- Takekoshi, Yosaburō (1930). Economic Aspects of the Civilization of Japan. London: G. Allen & Unwin ltd. OCLC 6056613. OL 6742688M.
- Takekoshi, Yosaburo (2003). The economic aspects of the history of the civilization of Japan ([Reprint] ed.). London: Routledge. ISBN 0415323819.