Noroma Mahou to Yobareta Mahoutsukai wa Juuryoku Mahou de Musou Suru: Mada Juuryoku no Gainen no Nai Sekai nite, Shounen wa Banyuuinryoku no Ou to Naru

"Slow Magic"? It's a type of magic that controls the gravity! Wade decided to get out of slum to become an adventure...found out that he was gifted with "slow magic"...but he can make use of this! Wade didn't have a mother, and had to get rid of his alcoholic father...that's why he decided to become an adventurer and find what kind of magic he can use. He applied for an adventurer school, went through hard trainings, scored the top. However, on the day all students find out what magic they can use, Wade's magic turned out to be "Gravity Magic"...which no one knew how to use it. Then he remembered his previous life as a company slave in Japan. Now he knows about gravity, more than anyone in this world. If he can make good use of this, he can be the strongest! Wade starts his training using his gravity magic. With Ais, a shy girl with ice magic as his partner, Wade aims to be the richest and greatest adventurer in the world! (Source: Kadokawa)