Man pages matching name objdump in section 1:

objdump.1.en	debian 10 / binutils-common
objdump.1.es	debian 10 / manpages-es-extra
objdump.1.ja	debian 10 / manpages-ja
objdump.1.en	debian 11 / binutils-common
objdump.1.ja	debian 11 / manpages-ja
objdump.1.en	debian 12 / binutils-common
objdump.1.ja	debian 12 / manpages-ja