Hiroto Yamaguchi - is a video game writer. Hiroto Yamaguchi began his career in 2006 and has worked for companies such as Konami Digital Entertainment and Konami. Hiroto Yamaguchi's first game was Castlevania: Portrait of Ruin which was released 17 years ago. Best Game Hiroto Yamaguchi contributed to was Castlevania: Portrait of Ruin. Hiroto Yamaguchi's latest work is Castlevania: Portrait of Ruin which was released 17 years ago.