Kantō Kizoku na Ore no Kuzu Gifuto ga Tsuyosugiru!

Kantō Kizoku na Ore no Kuzu Gifuto ga Tsuyosugiru! summary: Luke, a young man who is adopted by an aristocrat, is given a mysterious item called a "smartphone" during a once-in-a-lifetime ceremony where he is given gifts from God. Not knowing how to use it, Luke is treated as useless by his adoptive father and disowned. However, this smartphone is actually an extraordinary gift that can do anything, including appraisal, ability copying, item duplication, equipment synthesis, and more...!! With this great power in hand, Luke aims to become the strongest adventurer who can protect himself and others! The story of a cheat item-based explosive rise to fame fantasy begins!