
"JoJo's Bizarre Adventure: Diamond is Unbreakable – Chapter 1" was released to a mixed reception. Upon its debut, many fans of the long-running manga series were excited to see the live-action adaptation bringing the quirky and supernatural characters to life. However, some critics and viewers found its pacing uneven and felt that certain stylistic elements from the source material did not fully translate to film. Initially, it struggled to capture the widespread appeal enjoyed by earlier JoJo adaptations and was met with some disappointment among hardcore fans.
Over time, appreciation for "Diamond is Unbreakable – Chapter 1" has grown, as audiences have revisited it with a greater understanding of its unique blend of horror, humor, and adventure. Its faithful depiction of the small-town setting of Morioh and the character dynamics, especially between Jōtarō Kūjō and Jōsuke Higashikata, have garnered praise. Currently, it is regarded as an underrated gem within the JoJo franchise's live-action interpretations. While it may not have reached blockbuster status, it holds a special place among fans who value its atmosphere and character-driven story. The film is far from being considered a dated relic; instead, it’s appreciated for capturing the eccentric spirit of the manga and stands as a cult classic among JoJo enthusiasts.