Rina Nagisa (Hokkaido, Japó, 19 de juliol de 1954) és una actriu japonesa.

Rina Nagisa is a Japanese actress known for her appearances in pink films and Nikkatsu's Roman Porno series during the 1970s. She is from Hokkaido. Initially, she was credited as Rina Ōtani. But soon after beginning her career as an actress in 1974, she began to use the name Rina Hayakawa. Then, beginning with her appearance in Shinichi Shiratori's Roman Porno "Osanazuma: zekkyō!!" in November 1976, she began using the name Rina Nagisa.