📘 The Construction and Significance of a "Posthumous Sustainable Release Structure" in Autonomous and Decentralized Artist Activities --A Practical Consideration of the Sustainability of Expressive Activities that Even Take Absence into Account- 🧩 44 Pages / PDF / Zine Format / Personal Essay To what extent is it possible for artists to "continue to produce music even after death"? This essay examines the theory and practice of a system that automatically continues to release music even in the absence of the creator. Drawing on the experiences of loss experienced by artists such as Joan of Arc and Hide, this essay proposes the construction of a "soul archive" that incorporates even the afterlife into its design. A unique theory of creation that explores memory, inheritance, and a new creative philosophy. 📚 Structure (14 chapters + appendix and glossary) Chapter 1: Issues and Motivation Chapter 2: The Culture of "Loss" and "Inheritance"—Exploring "Endlessness" in Music Chapter 3: The System Established—Implementing a Stock-Release Model Chapter 4: "Non-Face-to-Face Sustained Relationships" with Fans Chapter 5: System Design and Technical Construction Chapter 6: Inheriting Memories and Stories—The "Absence" and "Presence" of Artists Chapter 7: Self-Replication and Sustainability of Creative Work—Toward an Era of "Immortal Content" Chapter 8: Preserving the Soul and Emotional Archives Chapter 9: Music and Views on Life and Death Chapter 10: AI and Inheriting the Soul Chapter 11: The Future Brought by "Artists Active After Death" Chapter 12: The Creative Philosophy of "Leaving" Rather than "Disappearing" 📎 Bibliographic Information • Format: PDF (44 pages) • Author: Rei Ichinose • Genre: Creative Theory / AI Music Theory / Critical Zine • Published: October 2025 ⸻ 🔗 Related Links • Article on which the theory is based: https://note.com/0027_v/n/nd695fcd57372 This book is a documentary and critical zine for creators and researchers interested in AI music generation through linguistic expression. All chapters and illustrations are based on the author's original work and analysis.