Koji Taki’s Oppositions: The Intrinsic Structure of Kazuo Shinohara’s Work interprets Shinohara’s architecture through the persistent logic of opposition, a spatial mechanism that survives beneath dramatic stylistic changes from traditional Japanese houses to cubic anti-space and later machine-like compositions. Introduced by Shinohara’s own reflections on the “zero-degree machine”, the essay traces an evolution from symbolic tradition to naked objects, fragmented structures and urban anarchy, yet insists that this development is not arbitrary rupture but a continuous transformation of intrinsic form. The House in White becomes the foundational case, where the large sacred domestic space arises from a square divided by a single plane, converting Japanese architectural “division” into a dynamic opposition between everyday and non-everyday space. The diagrams and photographs on pages 46–48 visually clarify this argument, showing how shell, column and wall construct a symbolic interior rather than a merely functional room. In the Tanikawa Residence, this structure is reread through exposed posts, braces and an interior earth slope, producing a sacralisation of topos rather than of dwelling. Finally, the House in Uehara radicalises opposition into geno-form, where structural fragments, cantilevers and urban disorder generate meaning without prior symbolism. Taki’s decisive claim is that Shinohara’s houses are not formal experiments alone; they are meaning-producing machines in which architecture refuses fixed interpretation and instead compels the inhabitant to read, inhabit and complete the work.