Complex sentence: Although Akane says he is a good martial artist and Ranma admits Tofu is skilled enough to hide his presence, he never actually gets into a fight in the manga, only using his knowledge of pressure points to help Ranma and the others.
Split into simpler sentences: Although Akane says he is a good martial artist and Ranma admits Tofu is skilled enough to hide his presence, he never actually gets into a fight in the manga. Instead, he only uses his knowledge of pressure points to help Ranma and the others.