To Be a Power in the Shadows! (LN) - Novel Updates

Just like how everyone adored heroes in their childhood, a certain young man adored those powers hidden in shadows. After hiding his strength and living the mediocre life of a mob character by day while undergoing frenzied training by night, he finally reincarnates into a different world and gains ultimate power. The young man who is only playing at being a power in the shadows, his misunderstanding subordinates, and a giant organization in the shadows that gets trampled…. This is the story of a young boy who had adored powers in shadows possibly eventually reigning over the world of shadows in another world.>

I Am No Hero of the Shadows! - Novel Updates

Updates and recap of the rest of Volume 10

people who read eminence in the shadow light novel : r/LightNovels

Youkoso Jitsuryoku Shijou Shugi no Kyoushitsu e - Novel Updates

The World's Finest Assassin Gets Reincarnated in Another World as an Aristocrat (light novel) - Manga Store

Kage no Eiyuu no Nichijou-tan ~Yuusha no Ura de Anyaku Shiteita Agent - AnimeSuki Forum

Even Though I was the Real Saint, I was Exiled—Which Means my Country is Over - Novel Updates

Reincarnated as a Dragon's Egg ～Lets Aim to Be the Strongest～ - Novel Updates

Koibito Daikō no Baito o Hajimeta ore, Nazedarou… Fukusū no Bishōjo Kara Shimei Irai ga Haitte Kuru (LN) - Novel Updates

Discussion - The Power(Eminence) in the shadows actually got a manga