Are There Any Spin-Off Mangas For Dragon On Books?

Amelia is a shy girl who had been sheltered by her parents all her life. She stumbled on an injured man one day and decided to help him. She later fell in love with the man, but he suddenly disappeared into thin air. All the young girls are asked to come to the palace so that the Dragon king would choose his bride, and when Amelia gets there, she finds out that the man she had threaten is none other than the Dragon king. Alaric tried to make it up to Amelia for what he had done, so she forgave him after a while and their love began to blossom. Just then, oppositions start to come up and try to tear their love apart. Will Alaric and Amelia be able to face their problems together, or will it tear them apart?

Book two of the Dragon Rider series. After the sudden attack on the compound and the betrayal of my dearest friend, we are forced into hiding as King Toban's army sweeps through the land. Aurora is missing and the new Dragon Riders are being taken hostage by Toban, and with the book gone, I'm left in its place. Secrets are being exposed and families torn apart, and as the Kingdom falls around us alliances must be made with those who once defied us. The war I wished that would never happen has started. I must choose to save those around me, or myself. Book 3 I need to save Aurora. But with the Red Moon staying, those without power are now in danger. With Toban holding Aurora captive and the land of Athena being taken over by Anna's Rogues, I learn that this isn't my only worry. Markus is back and stronger than before, and with his new strength, the life of my friends comes into jeopardy. I must choose to save my Dragon, or the ones that have become my family... Or suffer from the Red Moon's curse, Death.

Issei changed from his old self to the new him, its a semi-NTR at the start meaning Rias etc doesn't have s*x with their new boyfriend. After Issei went missing Rias etc started to realize what have they done and regretting their action but when they reunited once more Issei is not the same as he used to be, a pervert lucky go around changed to the badass Issei now. Lori will be traveling to different worlds to meet new girls, the 1st girl is Mukathri, then Sinech, Jalter, and Jeanne.

[Mature content] After her father's brutally killed by raiders who came to her home in Blueshead, Minerva is left with nothing and had no choice but to follow the crown prince of RedShire Dragon Kingdom to his Kingdom where she attends the prestigious hunters academy. Crown Prince Vincent who was widely known as a man who repulsed women, falls in love with Minerva at first sight but that brings chaos to the royal family of the Gaels. When shifters from different species start hunting for the redhead girl, the Dragon world is forced to war. “Because the Dragon King would never allow his Pet out of his sight.”

In my previous life, I saved a fallen dragon prince on the day my sister and I were to choose our mates. In gratitude, he took me back to his clan and made me his concubine. A year later, I birthed a golden egg, producing a dragon heir. Overjoyed, the prince crowned me Dragon Queen on his Ascension Day, revered by all clans. Meanwhile, my sister wed a burly beastman, only to become his least favored concubine. Consumed with jealousy, she pushed me off a cliff during a ritual, ending my life. When I opened my eyes again, I saw my sister rushing toward the prince's hiding place, her intentions clear from our past life. I realized she had been reborn, too. But she didn't know that while saving the prince was simple, bearing his heir was a trial beyond measure.

"Jade!" He said in a commanding voice. "You want me to be a princess and set me up for price. But dad, you don't get it." She paused. "I belong to the other side of the tale, I love Dragon!" She shouted at her father and  turned around to walk away. Her words skipped the breath of a person. A person who never thought someone might love what he is. Yes, he is a dragon. A tragic accident during his childhood gave him a new life, a life gifted by the dragons. He owns their power which saved him from death, but the same power distanced him from the world of today. A century with flying planes would never accept a flying dragon; that is what he thought until a loud and clear voice declared her love towards dragons. ~~~~~ "I don't know you." Jade pushed him back.. He regret to accept her offer. He never thought this is how they would meet. And now his task was the hurdle between them. He took a step towards her one after another. She gazed at him in confusion. Wiping out the space between them, he stood exactly in front of her. As she looked at him, his face changed. Her eyes widened at the familiar face. She gulped and stepped back. "Why you?" she said in a low voice. ******* Jade Shaw Halston, a rebellious daughter of a great business man. Love is what she crave for while her father wants money. Alden Ryuu Greyson, a man with the power of a dragon, who fell for the person for the first time ever in his life just because she loves dragons. Will their love succeed or hunt by the tracker?A mysterious tracker that no one knows.