Man pages matching name nkf in section 1:

nkf.1.en	debian 10 / nkf
nkf.1.ja	debian 10 / nkf
nkf.1.en	debian 11 / nkf
nkf.1.ja	debian 11 / nkf
nkf.1.en	debian 12 / nkf
nkf.1.ja	debian 12 / nkf