Hidan no Aria failed to live up to its potential. The series struggled to find the right balance between its ecchi/fanservice elements and the more serious aspects of its story.
On the positive side, the action sequences were generally well-animated and enjoyable to watch. The varied array of weaponry and fighting styles employed by the characters added some variety to the combat scenes. However, these exciting moments were often undercut by the show's overreliance on gratuitous fanservice and sexual humor that felt tonally jarring and out of place.
The characterization was also hit-or-miss. While some characters like Kinji had interesting backstories and arcs, many of the supporting cast felt one-note and existed primarily as vehicles for fanservice. The relationships between characters rarely evolved beyond surface-level romantic tensions or shallow comedic misunderstandings.
Narratively, Hidan no Aria lacked a strong, cohesive storyline to tie its disparate elements together. Individual episode plots were largely self-contained and failed to build meaningful dramatic stakes or progress any overarching narrative threads. By the end, it felt more like a loosely connected series of vignettes rather than a focused, well-paced story.
The presentation was decent, with a nice Japanese setting and music that suited the tone the show was going for when it wasn't indulging in fanservice. But overall, Hidan no Aria squandered its promising setup by failing to strike the right tonal balance and prioritizing cheap thrills over more substantial character and narrative development. A missed opportunity that will likely only appeal to die-hard fans of the genre.