Toshikazu Kawaguchi was born in Osaka, Japan, in 1971. He formerly produced, directed and wrote for the theatrical group Sonic Snail. As a playwright, his works include COUPLE, Sunset Song, and Family Time. The novel Before the coffee gets cold is adapted from a 1110 Productions play by Kawaguchi, which won the 10th Suginami Drama Festival grand prize.Geoffrey Trousselot was born in Hobart, Australia, in 1969. He is the translator of the Before the Coffee Gets Cold series. Other translations include The I Wonder Bookstore by Shinsuke Yoshitake and Hiroshima: From the shadows of the grass by Toshinori Kanaya. He was a contributing translator to The 20th Century Art in Japan by the Tokyo Art Club.