The Japanese translation of "Who's in Your Room? The Secret to Creating Your Best Life," the masterpiece by BNI founder Ivan Misner, known as the father of modern networking, has been published by Gendai Shorin. The book uses the metaphor of life as a single room with no exit, teaching readers how to control their relationships by imagining a "doorman" and "concierge." Based on neuroscience and psychology, it reveals how the people you surround yourself with determine your success and happiness.