kumo desu ga nani ka?

Title translation: So I'm a Spider, So What?

Japanese Web Novel, light novel series, manga, and anime about the "daily life" of a girl that got reincarnated as a spider in another world's hardest dungeon.

It has a wiki for more details.

The following tags are aliased to this tag: so_i'm_a_spider_so_what? (learn more).