★ The latest work by Dr. Hiroyuki Inoue, a dual Ph.D. in dentistry and business administration and chairman of a hospital, has sold over 1.4 million copies in total.
★ Breaking away from the conventional focus on making money, this book centers on how we spend, directly addressing the public’s anxiety about finances.
★ It shares practical spending tips and mindsets to help readers improve their income, relationships, and career in multiple areas.

“Saving money never seems to add up,” “I’m worried I won’t have enough to live on in old age,” “My salary hasn’t increased as much as I’d hoped”… Have you ever felt similarly troubled?

When it comes to money, most people tend to focus solely on “how to make more,” while rarely discussing “how to spend it.” Yet, those who don’t experience money-related anxiety invariably share one thing in common: they are skilled at spending. By spending wisely, you can not only boost your income but also reap significant benefits for your health, relationships, career, and other areas of life.

This book helps readers understand the role and value of money while introducing practical techniques and mindsets that will free them from financial worries for a lifetime. The author is a bestselling writer whose works have sold over 1.4 million copies, and he is also a seasoned professional who has resolved countless people’s money concerns. Drawing on his own experiences, he will openly share the right ways to spend money—strategies perfectly suited to the challenges of the modern era.

Hiroyuki Inoue
Chairman of the Inoue Dental Clinic. He holds doctoral degrees in both dentistry and business administration and serves as a part-time lecturer at Tokyo Medical and Dental University, as well as holding positions at seven other universities both in Japan and abroad. He is the world’s first Joseph Murphy Certified Master. Born in Hokkaido in 1963, after completing his graduate studies at Tokyo Medical and Dental University, driven by the vision to provide world-class medical care as a physician, he pursued advanced training at institutions including New York University, the University of Pennsylvania, and the University of Gothenburg. Subsequently, he established his practice in Obihiro, his hometown. His clinical expertise has earned him high acclaim both domestically and internationally. The television program “Future Century Japan” featured his clinic, noting how it attracts patients from across the country through cutting-edge medical technology and prompt, efficient treatment. Beyond his clinical work, he has extensively studied self-improvement, management, and personal development methodologies from around the globe, developing a philosophy that integrates Dr. Joseph Murphy’s concept of the subconscious mind with Dr. Peter Drucker’s notion of an organizational mission. As a speaker dedicated to sharing a “meaningful way of living,” he travels nationwide delivering lectures. His books have collectively sold over 1.4 million copies.