How Many Volumes Are In That Time I Got Reincarnated As A Slime Light Novel?

A witch who has lived for thousands of years has grown bored with her own life and decided to leave it. Since she is an immortal, her soul cannot leave the world. However, what she can do is transfer her soul to another body. By a stroke of luck, she happens to enter the body of a princess. She was considered a miracle because when the Empress gave birth to her, the princess instantly died, along with the Empress. What the witch didn't know was that she has entered such a predicament. She has to endure the love of the cruel Emperor and possessiveness of the crazy twin princes! What will her life be at the hands of such a loving family? In addition, it seems that this body contains mana that was lost in the royal family centuries ago!

If you had a chance to be reborn into a new world, would you change anything? A series of stories of being reborn and changing ones fate.

Al, was thrown into another world for no apparent reason. A new world filled with magical things. However, this wasn't the first time he had been reincarnated. He thought he was just an ordinary youth, but it turned out that his identity was so extraordinary in his first reincarnation. There were his harems still waiting for his arrival. Will he meet them soon and what will happen?

～I was a good looking prince when I was reborn, and because I could do indecent things as much as I like, I decided to make a harem while travelling with a beautiful female elf~ Formerly a gamer, the hero who was just reincarnated became a handsome elf prince of another world. In his previous life, he was just a plain-faced man, so in this world, he uses his high position as a prince to his advantage and keeps holding beautiful women in his arms, every day in his life. With his status as a prince and handsome face, together with the high abilities of the elves……he will thoroughly enjoy life unlike in his previous world! Main Characters:- Alan vi Alling: The main character of the Novel. An otaku who died as the Virgin in his previous world but was reborn as the Elven Prince. Because of his previous life he set himself up and determines himself to taste every woman he came across. Now in this life he is the dirty playboy. Cecil Mir: An Elven Woman and Main character attendant also his childhood friend and harbour feelings for him, despite being him the playboy.

A thirty-year-old office lady, who got into an accident and is now trapped inside a novel series she loves. She was reincarnated into one of the side character extras of the story and meets in person the tyrant magician, the playboy prince, and the clueless female lead of the story.

Sheeran, a 16-year-old boy, lived until he was killed for a stupid reason. ( stupid reason & more in the prologue:v ) But it seems that fate had stored different things for him as after death, His soul transmigrated to another world inside a dead body of a boy with the same name and same facial features as him. He also found out that a mysterious black whirlpool seemed to be inside him and connected to his soul. After the short unfortunate first life, he starts living his second life with more suffering that he chooses himself to get stronger but with that also comes happiness he had never experienced. A smooth sailing second life of Sheeran starts with something mystical inside his body and other benefits of it that could make him stronger with some suffering. However...he didn't know that due to his soul ( That was supposed to return to the source of the universe after death but instead, it transmigrated by someone for some purpose and that caused an adverse effect like increasing misfortune on his soul ) The benefits he receives ultimately becomes the source of his second doom that is even worse than death. But...that's when the future revoked overlord is born.