Yumiko Kurahashi (倉橋 由美子 Kurahashi Yumiko, October 10, 1935 – June 10, 2005) was a Japanese writer. Her married name was Yumiko Kumagai (熊谷 由美子 Kumagai Yumiko), but she wrote under her birth name. Her work was experimental and antirealist, questioning prevailing societal norms regarding sexual relations, violence, and social order. Her antinovels employed pastiche, parody, and other elements typical of postmodernist writing. (Source: Wikipedia)