Most important among Huna’s principles is its understanding of the human mind and human consciousness:
It assumes a three-part partition of the mind/self into a Conscious Mind, an Unconscious Mind, and – crucially – a Higher Self.
Alongside these 3 selves, the ancient Hawai’ians were specifically concerned with the flows of unseen (electrical, etc.) energies (“mana”) in [...]

Huna has a large number of correspondences with elements of other spiritual and philosophical systems, here are some of them:

Monism – All is ultimately One: Buddhism, Taoism, Qabalah, some forms of Christian Mysticism
Principles of Karma and Forgiveness: Eastern philosophies including the Upanishads, and Buddhism
Guardian Spirit: Native American systems, Hermeticism, Christian Mysticism
4/5 Elements: Alchemy, Eastern Philosophies, [...]