I'd say it's likely a case of misinterpretation. Maybe there are similarities that you overlooked or differences that you focused on too much, leading to the conclusion that it's not the intended manga.
Sure is. Diabolik Lovers originated as a manga and has since expanded into various forms of media. The manga showcases a unique and captivating storyline.
The 52nd chapter of the manga "Confession to a Beautiful Master at the Beginning" was about his master being poisoned by the green lotus. The specific plot and plot could only be understood by reading the manga.
Yes, there is a manga for Takt Op Destiny. It offers another way to immerse oneself in the world and adventures of the series. The art style might differ from what you expect, but it still brings the story to life.
In many such manga, the couple might show a lack of emotional connection or passion. They could be together for practical reasons like family expectations or financial stability.