Karma has stated that he is interested in Okuda for her scientific prowess, citing it as a way to increase the scope of his pranks. Okuda thinks of him as a good friend, even describing him in the anime that he "wasn't all that scary" during the field trip.

Does Okuda like karma each other?

But Karma and Okuda? Their relationship has never been portrayed as explicitly romantic in nature. They're friends just like Karma is friends with Nagisa and Sugino.

Did karma end up with Okuda?

Karma ends the story with confidently telling Okuda that he will be the one to kill Korosensei. Okuda smiles and shows her support to their assassination attempt. Karma's statement here will be an important clue about their relationship at the end of the series.