Man pages matching name gfrmdir in section 1:

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