The manga industry is very rich with stories that take readers through complex storylines and attractive characters. While many people have successfully converted into anime, some notable series are still limited in their print pages. This article emphasized that some manga are underestimated to a cartoon.
“Goodnight Punpun” by Inio Asano

Goodnight Punpun Muslims Return to the life of Punpun Punyama, described as a simple bird among a human world. The series goes into topics of mental health, existentialism and loses innocence, giving a deep discovery of human nature. The unique storytelling and its artistic style make it a strong candidate for an anime adaptation.
“20th Century Boys” by Naoki Urasawa
This horror film followed Kenji Endo and his friends when they confronted a sect led by a character called a friend, who planned to destroy the world. The woven stories between the past and the present, shed light on a complex conspiracy network. The plot is nervous and its character depth will turn well into an animated format.
“Real” of Takehiko Inoue

Real Real's centers on wheelchair basketball, focusing on the lives of the main characters with physical disabilities. Manga resolves topics of perseverance, identity and social awareness about disabilities. Tell its sincere story and realistic portraits of challenges that deserve an anime adaptation.
“Oyasumi Punpun” by Inio Asano
Also known as Goodnight Punpun, this series provides a psychology of its main character, Punpun. The stories have solved complicated issues such as depression, family motivation and meaning. The inner approach and its unique artistic style can be effectively conveyed through animation.
While many manga have successfully transformed into anime, many special series have not been discovered in cartoon. The titles mentioned above, with rich stories and complex characters, have important potential to attract adaptations.
Source: https://otakuplus.net/manga-bi-danh-gia-thap-nhat-xung-dang-duoc-chuyen-the-thanh-anime-169037.og