to Ogawa (小川糸, Ogawa Ito) is a Japanese novelist, lyricist and translator. She was born in 1973 in Yamagata, Yamagata.

Several of her books have gained international recognition, such as The Restaurant of Love Regained (2008; Japanese title: 食堂かたつむり - Shokudō Katatsumuri), described as a "foodie fable", which was made into a film in 2010 under the title "Shokudo Katatsumuri" ("Rinco's Restaurant").