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Framework

Human OS

What is Human OS?

Human OS is Eudaimonia Universe's framework for understanding how bodily states, emotions, cognition, meaning, and relationships interact in individual and organizational life. It is a practical organizing and diagnostic framework structured in five layers: Body, Emotion, Mind, Meaning, and Relationship.

Developed by: Eudaimonia Universe Author: Takayuki Mizuno (Founder & CEO) Page published: 2026-07-30 Last reviewed: 2026-07-30
Executive Summary

Overview

In most organizational problems, the hard question is not what is happening but in which layer it is happening. Human OS divides a person's internal structure into five layers, giving leaders and teams a shared vocabulary for locating where an individual difficulty, a team stall, or an organizational conflict is actually rooted.

The organizational problem it addresses

The conflation of symptoms (declining engagement, stalled decisions, recurring conflict) with causes (a break in meaning, damaged relationships, fixed patterns of thought), and the wasted interventions that follow when a remedy is chosen before the layer of the cause is identified.

Structure

The five layers

Body

Physical state and energy

Emotion

Affect and its signals

Mind

Thought and cognition

Meaning

Purpose and values

Relationship

Bonds and belonging

From the individual to the organization

The state of the five layers does not stay inside the individual. It propagates through dialogue and decisions into team dynamics, through team dynamics into organizational systems, and finally into the value delivered to stakeholders.

Background & Method

Development background and method

Human OS was formalized from observation in organizational engagements and in the operation of our own products. The five-layer division began as a hypothesis to explain a pattern that kept recurring in the field: the layer of the symptom and the layer of the cause are rarely the same. It has been tested and revised through subsequent engagements and products. The theory is version-controlled in a single repository, and every product references the same definitions.

Evidence status

Human OS is a practical organizing framework developed by Eudaimonia Universe through practice. It is currently being evaluated and is not presented as peer-reviewed, empirically validated research. It is not presented as a replacement for established psychological, organizational behavior, or management theories.

Application

Organizational application

  • A shared vocabulary for diagnosis: survey and interview findings are organized as "what is happening in which layer," so that leadership and the front line can describe the current state in the same words.
  • Conflict diagnosis: combined with Conflictology, it locates which layer a conflict sits in before an intervention is designed.
  • The theory layer of our products: our products, including Source and Omusubi Quest, reference Human OS as their shared theoretical base.

Limitations

Human OS is an organizing framework for practice, not a measurement scale in itself. The layers are diagnostic instruments; they do not reduce human complexity to five categories. How the layers express themselves across cultures is still being examined.

Cite & Related

Citation and related pages

Suggested citation: Eudaimonia Universe, "Human OS: a five-layer framework for human structure," https://eudaimoniauniverse.com/en/research/human-os/ (updated 2026-07-30).

Related services: Organizational TransformationLeadership and Decision-Making | Related research: Conflictology

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