Maybe it's because the child fails to meet certain expectations or doesn't have obvious talents or skills.
Maybe because the villain doesn't pose a significant threat or has weak abilities.
The popularity of the 'A Useless Child Manga' is hard to generalize. It could be well-liked by a specific group of manga enthusiasts who connect with the story and characters, but not necessarily have wide appeal across all readers.
You might try some popular manga reading websites like MangaDex or MangaFox. Sometimes they have it available.
Maybe it's because the plot is too simple or the characters aren't interesting enough.
Maybe when it doesn't offer any valuable lessons or inspiration. Just a series of aimless events without a clear purpose or growth.
Well, usually a useless villain is one who fails constantly and has no real impact on the story. Maybe they have weak powers or poor strategies.
It might be that the comic portrays the best friend as unreliable or having negative traits that don't contribute positively to the plot. This could give the impression of them being useless.
Maybe it's because the plot is too predictable and lacks surprises.
A villain could be seen as useless if they have weak powers, no charisma, or their actions don't create any significant challenges for the main characters. Also, if their motives are poorly defined or easily overcome, that can make them seem useless.
Fainting might be seen as useless because it often stops a Pokemon's progress in a battle or adventure, making it temporarily unable to contribute.