We never got to see anime adaptations for these popular manga.
Shonen Jump Manga That Deserve Anime Adaptations – Otaku USA Magazine
Best Manhwa Anime
Manga Review: All You Need Is Kill
What manga will never be adapted into anime? - Quora
A Sister's All You Need - Wikipedia
30 Best Manga of All Time - Japan Web Magazine
The Best Manga (2023)
10 Manga to Anime Adaptations That Need to Happen - Listverse
15 Unmissable Upcoming Manga Adaptations
The 30 Best Anime on Netflix: November 2023
Best Manga That Need Anime Adaptations
Best Shounen Anime