In the second half of the twentieth century, Reiki went from an obscure therapy practiced by a few thousand Japanese and Japanese Americans to a global phenomenon. By the early twenty-first century, people in nearly every corner of the world have undergone the initiations that authorize them to channel a cosmic energy—known as Reiki—to heal body, mind, and spirit. They lay hands on themselves and others, use secret symbols and incantations to send Reiki to distant recipients, and strive to follow five precepts to cultivate their spiritual growth. Reiki’s international rise and...

In the second half of the twentieth century, Reiki went from an obscure therapy practiced by a few thousand Japanese and Japanese Americans to a global phenomenon. By the early twenty-first century, people in nearly every corner of the world have undergone the initiations that authorize them to channel a cosmic energy—known as Reiki—to heal body, mind, and spirit. They lay hands on themselves and others, use secret symbols and incantations to send Reiki to distant recipients, and strive to follow five precepts to cultivate their spiritual growth. Reiki’s international rise and...