Man pages matching name roff in section 7:

roff.7.en	debian 10 / groff
roff.7.ja	debian 10 / manpages-ja
roff.7.zh_CN	debian 10 / manpages-zh
roff.7.zh_TW	debian 10 / manpages-zh
roff.7.en	debian 11 / groff
roff.7.ja	debian 11 / manpages-ja
roff.7.zh_CN	debian 11 / manpages-zh
roff.7.zh_TW	debian 11 / manpages-zh
roff.7.en	debian 12 / groff
roff.7.ja	debian 12 / manpages-ja
roff.7.zh_CN	debian 12 / manpages-zh
roff.7.zh_TW	debian 12 / manpages-zh