Sumire Kurokawa (黒川 すみれ, Kurokawa Sumire) is a Japanese AV actress from Shiga Prefecture who is affiliated with Mine'S. She worked under the name Natsume Inagawa (稲川 なつめ) from 2011 to 2013 and Natsu Nishida (西田 那津) in 2020. Her body measurements are JP 84-58-88 (US 33-23-35 (G cup) and her height is 1.67 m (height type is short). Her hobbies are gymnastics and going to cafes.

She made her AV debut in 2010 under agency Five Promotion. Initially, she worked under different stage names, but in 2011 she started using Natsume Inagawa. On November 1, 2013, she debuted as a stripper at Shinjuku New Art, but took a break from activities the same year. In 2018, she resumed her activities as an AV actress under the stage name Sumire Kurokawa under Mine'S. On February 5, 2020, she announced on her new Twitter that she had transferred to Life Promotion and changed her name to Natsu Nishida (born January 30, 1989). She left Life Promotion on November 7 of the same year and returned to Mine'S, resuming her activities under the stage name Sumire Kurokawa.