What Day of the Week Were You Born? (2023) is a Mystery, Drama series that follows due to an event, Kurome Sui has been living as a hikikomori for the past 10 years since the age of 18. However, her life begins to change after she receives an invitation to a high school reunion and meets popular novelist Kumon Ryuen. What Day of the Week Were You Born? is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 7.0 out of 10 from 1 votes. Fans of mystery series may also want to explore similar titles below.