The product is a single trade paperback comic book, Blue Period Ser.: Blue Period 4 by Tsubasa Yamaguchi, published by Kodansha in 2021. This installment in the series features various characters including Yotasuke Takahashi, Yatora Yaguchi, and Hanako Sakuraba, among others. The black and white manga is targeted towards a general audience and falls under the genres of seinen, drama, and coming of age. With a numbered reprint feature, this comic book is a must-have for fans of Tsubasa Yamaguchi's work and the Blue Period universe.
