Iwaki Kei was born in Osaka. After graduating from college, she went to Australia to study English and ended up staying on, working as a Japanese tutor, an office clerk, and a translator of product manuals before marrying another Japanese expatriate. The country has now been her home for 20 years and counting. Farewell, My Orange, her debut novel, won both the Dazai Osamu Prize and the Ōe Kenzaburō Prize.