エッセンシャル思考 - Essentialism: The Disciplined Pursuit of Less
7つの習慣 - The 7 Habits of Highly Effective People
ビジョナリー・カンパニー - Built to Last: Successful Habits of Visionary Companies
ビジョナリー・カンパニー2 - Good To Great: Why Some Companies Make the Leap... and Others Do
サピエンス全史 - Sapiens: THE MULTI-MILLION COPY BESTSELLER
夜と霧 - Man's Search For Meaning: An Introduction to Logotherapy
モモ - MOMO