Ninufa is the pet of Itsushi and the guardians of the Rose Cards. He was responsible for knocking off Anis's choker, resulting in him finding out that she was the missing Rose Princess. Ninufa has an appearance of a bat and tends to talk in a slang style with the words "da" used regularly. Among the four current Rose Knights, he is personally closer to Seiran.
- He can turn into a dragon.
- He is usually seen eating at least once in the chapter.