The product is the  volume 4 of the Japanese manga series "Demon Slayer: Kimetsu no Yaiba" by artist/writer Koyoharu Gotouge. The comic book features the character Tanjiro Kamado in a story set in the universe of the series. Published by VIZ Media in 2016, this softcover edition is in Japanese language and is part of a set. Shot in the traditional manga style, this collectible item is a must-have for fans of the series and collectors of Asian comics.