Io Matua Kore

The supplied corpus frames Io as the parentless origin: epithets such as Io Matua Kore (glossed repeatedly as "Io the Parentless"), Io taketake (the original), and descriptions like "the parent of the heavens and the world" mark Io as the foundational ground of being. Sources describe Io as antecedent to genealogical descent (having no parents) and as a permanent, enduring source. Modern scholarship cited in the supplied material, however, questions the antiquity and distribution of Io across Māori society — with commentators such as Te Rangi Hīroa/Peter Buck and later scholars noting that the prominence of a supreme named Io was surprising and may be restricted to particular groups or influenced by post‑contact developments — so claims about Io as a pan‑Māori pre‑contact supreme deity are contested in the provided literature.

The supplied sources do not provide an anthropomorphic or consistent physical description. Instead Io is described as hidden or ineffable: epithets include Io matangaro "the hidden face," with explicit statements such as "He cannot be seen anywhere by his Creation," indicating Io is understood as non‑visible to created beings rather than as a describable form.

In the available material Io's attributes are ontological: Io is the origin of existence ("the parentless, supreme source of existence"), permanent/enduring (Io take take), and hidden/invisible (Io matangaro). The corpus contains no documented narrative acts, moral interventions, or cultic functions attributed to Io in the supplied excerpts; the figure functions primarily as a metaphysical source rather than an agent in recorded stories.