He graduated from Tokyo Imperial University medical school. Then he studied abroad in Switzerland. He was assistant of the University of Zurich from 1907 to 1911 and from 1914 to 1916 and worked with Constantin von Monakow.
His name is lent to the Kölliker-Fuse nucleus.
- Fischer I: Biographisches Lexikon der hervorragenden Ärzte der letzten fünfzig Jahre. Band 1. München-Berlin: Urban & Schwarzenberg, 1962, p. 468
- Satake Y. Gennosuke Fuse; in memoriam. Tohoku J Exp Med. 63. 2-3: 103-8 (1956). PMID 13337853.
- Tomoyuki Ogawa. GENNOSUKE FUSE - A Great Master of Anatomy, Omnividens No. 22, pp. 6–8, 2007 PDF
-  Tohoku University Medical Library