The companion to my command center, ◌ Null Island. The 原点 (genten, the origin) is the point (0, 0) where the axes cross — the reference from which every other point takes its coordinates. And it is the emptiest point on the plane: it has no coordinate of its own, no distance from itself, nothing to measure. Everything is measured from it; nothing is measured at it. On Earth's map that point is real — 0° by 0°, open ocean off West Africa — and it is exactly where every broken coordinate quietly lands. The reference of the whole system turns out to be its lacuna.
Move the point and read its vector: (x, y), a length |P|, an angle — all of it stated relative to the origin, because that is the only thing a coordinate ever means. Now try to give the origin a coordinate. You cannot: it is (0, 0) by definition, the 基準 (kijun, the datum) against which every other value is set, and its own value is zero — the zero vector, which points nowhere and has no direction. It is the same shape as a dependent variable with no handle (従属 · jūzoku): the thing the whole system leans on, that has nothing of its own to set. And then the machine's honesty: press drop a null. A coordinate with a missing or malformed value does not error — it resolves to (0, 0) and lands here. So the origin, already empty, becomes the place the system's lost points collect. That is Null Island — the reference, the void, and the sink, all at one address.