phenomen a book

A young man dies? and is reborn in a new world, however, he''''s different from everyone else, he sees their names. These names aren''''t their real names, but their true names. If they die, the young man called Yuki Kurobane can say their name aloud and bind their soul to his, gaining their memories, skills, regrets, mental struggles, even emotions. Can Yuki use this power to save the people he wishes to save? or will he lose himself before he even gets the chance?