A key issue noted for First appearance of Igarashi Masaki and First appearance of Yuuna Gotou. Who Wants to Marry a Billionaire? #4 was published by Seven Seas Entertainment on January 1, 2023, as part of a series that began in 2021. Mikoto Yamaguchi writes, and art comes from Mario. It features Igarashi Masaki and Yuuna Gotou.