Yes. The Nagatoro manga reached its end, giving fans a sense of closure. There might be some mixed feelings among readers, but the final chapters tied up loose ends.
I'm not sure specifically what 'Cap deage' means. It could be a very specific term, a misspelling, or something relatively unknown. It might be a proper name, a local term in a certain area or a very niche concept.
I don't have enough information to say exactly who Cap'n Kathy is. She could be an original character created by the fan fiction writer. Maybe she's a pirate - the 'cap'n' part could suggest that - who has some connection to the wizarding world of Harry Potter.
Yes, the Nagatoro manga has ended. It might have left fans with a mix of emotions, but it provided a definitive conclusion to the tale that had been unfolding.
Cap cartoons are known for their creativity. They might have unique settings or fantasy elements. They often aim to entertain and capture the attention of the audience with their lively visuals and engaging stories.