Kasei-Theory I.Disconnection: Disconnection Without Rupture

This paper presents disconnection within the first system of Kasei-Theory as a non-modal readability maintainability architecture. The paper does not propose a theory of rupture, absence, separation, external gap, terminal break, completed collapse, structural destruction, boundary-derived division, or transcendental disjunction. Instead, it fixes disconnection, structural interruption of readability, difference-update non-applicability, configurational differentiation, local maintainability, unreadability, formal disconnection, and non-totality as distributed structural positions within constrained local readability maintainability. Disconnection is not treated as rupture, absence, or separation, but as constrained structural interruption of readability under which configurational differentiation remains locally maintainable without external rupture, completed disappearance, total separation, or configurational collapse. Disconnection does not establish rupture. Disconnection does not establish absence. Disconnection does not establish separation. Disconnection does not establish terminal configurational collapse. Disconnection remains fixed only as constrained structural interruption of readability within readability maintainability. This paper fixes only the local disconnection conditions under which configurational differentiation remains maintainable without transition into universal rupture, completed exclusion, external separation, or total configurational closure. No subject is presupp