Man pages matching name gfexport in section 1:

gfexport.1.en	debian 10 / gfarm-client
gfexport.1.ja	debian 10 / gfarm-client
gfexport.1.en	debian 11 / gfarm-client
gfexport.1.ja	debian 11 / gfarm-client
gfexport.1.en	debian 12 / gfarm-client
gfexport.1.ja	debian 12 / gfarm-client