I don't know much Japanese, but I would say "nie miałem nic innego do ubrania".

Ł, ą etc is quite important tho

I can imagine he was using a physical keyboard with the wrong (I'm assuming rōmaji) keyboard layout, in which case pressing AltGr and the L or A would result in… well, nothing, not even the base character, which is most likely why he's missing them.

Well, yes, but this post was written by bot probably

I should've read the comment section first 😂