How a Realist Hero Rebuilt the Kingdom

Ars Louvent is reincarnated in another world as the young son of a minor noble who owns a small domain. Ars is not particularly strong or intelligent, but he was born with the Appraisal Skill that's able to see others' abilities and statuses. He uses his skill to find the best hidden talents in the world to make their small, weak domain into the best.

A mecha otaku is reincarnated into another world as Ernesti Echevarria, also known as Eru. In this world, huge humanoid weapons known as Silhouette Knights exist. Dreaming of piloting those robots, Eru and his friends, Archid Olter and Adeltrud Olter, aim to become Knight Runners.

In an alternate fantasy world, the Demon King reigns with a formidable army led by his Four Heavenly Kings. One happens to be Uchimura Denosuke, a normal salaryman unexpectedly plucked from his mundane life by the Demon King himself. But even in this new realm, Uchimura is bestowed no particular powers. Can he survive treacherous missions with only the knowledge of an office worker?

Ranma Saotome, a teenage martial artist, and his father Genma travel to the 'cursed training ground' of Jusenkyo in China. There, despite the warnings of the Chinese guard, they fall into the cursed springs. From now on, whenever Ranma is doused in cold water, he turns into a girl and a cute, well-built redhead at that. Hot water changes him back into a man again, but only until the next time. To make matters worse, his father engages him to Akane Tendo, a girl who hates boys.