In atsushi time travel fanfiction, Ranpo can be a great character to pair with Atsushi. Ranpo's super - detective abilities can play an important role when they are in different time periods. Chuuya is also a popular choice. His powerful ability and his connection to the Port Mafia can add a lot of drama to the story. And Yosano is another one. Her ability to heal and her strong personality can make for some interesting interactions with Atsushi during time travel.
Most BSD light novels often have complex characters. Since they are based on literary figures, they bring in the depth and complexity of those original personas. For example, a character might have the same traits as a famous writer but with a unique twist for the BSD universe.
Ayato in Diabolik Lovers is often portrayed as confident and somewhat possessive. In Ayato x Reader fanfictions, his character traits are usually amplified. He's shown to be highly attracted to the reader and will go to great lengths to keep them close. His vampire nature also adds an element of danger, as he may struggle with his blood - thirsty instincts while being in love with the reader.
The appeal of all BSD novels lies in their ability to create immersive worlds. They draw readers in with their unique concepts and engaging storylines. For instance, the way they handle character relationships is very captivating. The conflicts and reconciliations between characters make for a great read.
Honestly, there's no definite answer on when the BSD manga will end. It all comes down to various factors like the author's inspiration, the popularity of the series, and the publisher's decisions.