Concentration vs. Dispersion: Rethinking Strategic Resources on February 13, 2026 Management Portfolio 山口周 +
Balancing Life Work and Rice Work for a Sustainable Career on February 13, 2026 Management Portfolio 山口周 +
Practical Initiative Portfolio for Managing Your Time Capital on January 31, 2026 Management Portfolio 山口周 +
Designing a Work Portfolio That Maximizes Upside and Limits Downside on January 30, 2026 Management Portfolio 山口周 +
Finding Where You Truly Belong: A Strategic Lens on Personal Growth on January 16, 2026 Management 山口周 +
Reading Subtle Signals: A Framework for Anticipating Societal Shifts on January 10, 2026 Management 山口周 +