Ein’s headed off to the Adventurer’s Town Barth for more info on the red foxes! Alongside his beloved advisor, the prince leaves to scope out the nearby Demon Castle. However, the boy quickly learns that his fox hunt is about to get rocky when a series of earthquakes shakes up his plans. In the hubbub, a primordial beast suddenly rears its head and it’s starving to exact revenge against the crown prince and royal family! If the first king couldn’t slay this ancient monster, what hope does Ein have? And just what is lurking within the shadows of the Demon Castle? The crown prince’s journey is nowhere near its end—it’s just getting started.

While serving as the king’s proxy in Euro, Ein unexpectedly crosses paths with Glint and discovers that Heim’s third prince has been desperately searching for Krone! Then after a startling incident devastates the Ishtarican royal family, Ein must face the true nature of his power. With his loyal allies alongside him, Ein ventures to Magic City Ist for answers, but soon learns that all is not well within the city’s streets; a rash of kidnapped orphans has Ist’s citizens cowering in fear. The prince starts working with chief researcher Professor Oz in exchange for information in hopes of finding the culprit. Can Ein solve the case behind the kidnappings? And will he discover that there may be more to Professor Oz than first impressions imply?

Ein reincarnated as a noble with the skill "Toxin Decomposition EX". The skill was not something he wanted, so he was disappointed...but then learns that he has a very rare talent to absorb magic power by eating magic stones. They even taste good! He then found out that his real identity was a prince of the largest kingdom of the continent. He was luckier than he thought! Now, with his loving, beautiful mother and clever fiancee at his side, Ein's quest to become the greatest King begins!

Ein reincarnated as a noble with the skill "Toxin Decomposition EX". The skill was not something he wanted, so he was disappointed...but then learns that he has a very rare talent to absorb magic power by eating magic stones. They even taste good! He then found out that his real identity was a prince of the largest kingdom of the continent. He was luckier than he thought! Now, with his loving, beautiful mother and clever fiancee at his side, Ein's quest to become the greatest King begins!

The shut-in Yuki Sakurai had received the first love letter of his life. This could certainly be called a miracle and for it to occur, it seemed he had used up all luck he had. Just shortly after reading the letter, he and his little sister Katsumi find themselves stuck inside a dungeon cell. Apparently their house had merged with a throne room of another world and the king was not amused for some reason. Genres of this light novel series include isekai, fantasy, romance, comedy, harem, game, action, ecchi, magic, school and demons.

Ein reincarnated as a noble with the skill "Toxin Decomposition EX". The skill was not something he wanted, so he was disappointed...but then learns that he has a very rare talent to absorb magic power by eating magic stones. They even taste good! He then found out that his real identity was a prince of the largest kingdom of the continent. He was luckier than he thought! Now, with his loving, beautiful mother and clever fiancee at his side, Ein's quest to become the greatest King begins!

After their entire class was transported to another world, Yogiri Takatou and Tomochika Dannoura were abandoned when it was discovered they had failed to receive the Gift, a special power that the rest of their class inherited from a powerful Sage named Sion. What none of the others knew, however, was that Yogiri already had his own unique power — one that multiple world governments back home were keeping him under observation for: the power of Instant Death! With Yogiri’s abilities now exposed and being scrutinized by Sages and Swordmasters alike, this unlikely duo continues their adventure, determined to find a way back to Japan. The only lead they have to go on is to follow their former classmates’ trail and track down the formidable Sion in the hopes that she’ll be willing to negotiate. But even with the power of Instant Death on their side, the world around them seems intent on making the task as much of a hassle as possible!