Dumbest manga you have ever read

[Blackangel]

is there a dumbest manga you read?
i think i want to say what lies at the end because of the author. she hates her own work.

 

[Kaname]

I haven't read many manga.
But even I have heard of Oshimatsu manga.

 

[Blackangel]

i don't think i know it.
what's it about?