Fumitake Koga is a Japanese writer and a highly skilled storyteller, known for his ability to translate complex psychological concepts into engaging and easy-to-understand narratives. Although Koga does not have a formal background in psychology, his expertise lies in crafting stories that resonate with readers and communicate deep philosophical insights. His collaboration with Ichiro Kishimi has brought Adlerian psychology into the mainstream, with their joint works becoming bestsellers in Japan and internationally.

Koga’s writing style is approachable and narrative-driven, using fictional dialogues to explore significant themes like happiness, courage, and personal growth. In “The Courage to Be Happy” and its predecessor, “The Courage to Be Disliked,” Koga distills Adlerian philosophy into practical advice, making it accessible to a wide audience. His storytelling allows readers to relate to the characters and apply the lessons to their own lives, making profound psychological theories more digestible and relatable.