Reiko Hidani is a translator working from Danish, Norwegian, and Swedish into Japanese. She was born in 1980 and majored in Danish language and literature at Osaka University of Foreign Studies. She has translated more than 70 Scandinavian books. In 2023, she completed the translation of The Copenhagen Trilogy by Tove Ditlevsen.

In 2021, she founded the publishing company Barndombooks LLC and published Control Your Child's Digital World by Ulla Dyrløv in 2022. She plans to publish A Small Book About Karen Blixen by Sune de Souza Schmidt-Madsen in December 2024.