This paper defines the Thought Hexahedron, one of the Six Foundational Pillars in the philosophical framework of Kakushin Structural Theory. The Thought Hexahedron is a structural model of thought generation, composed of seven components—FQ (Fundamental Question), CQ (Curiosity), PQ (Poetic Quality), AQ (Alignment Articulation), the Perfectional Plane, SQ (Structural Quotient), and the Return Axis—that together form a self-circulating cognitive system. As an internal framework of the Thought Operating System, it demonstrates how thought functions not merely as static logic or knowledge, but as a dynamic, recursive structure. This paper explores its complementary relationship with Mindflight Cognition (a model of discontinuous cognitive leaps), and illustrates its real-world application through a case study on a hot dog business concept. Ultimately, the Thought Hexahedron offers a redefinition of thought as something that “rotates” and deepens—transforming it into a designable model of cyclical intelligence.
HIDEKI (Sat,) studied this question.
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