NAW Human Movement Lab (Body OS)
Natural Architecture Works — Physical Layer

Purpose
The NAW Human Movement Lab defines the natural architecture of the human body as an operating system.
As the physical layer of NAW’s three‑tier structure, it provides the foundational principles that unify body, cognition, environment, and information.

1. Core Principle — Return to Natural Structure
The human body is designed to achieve maximum stability with minimal effort.
Human Movement Lab abstracts this natural structure into a reproducible OS, establishing universal standards for posture, movement, and environmental interaction.

2. Body OS — Three Layers
2.1 Structure Layer
Defines the natural structural conditions of the body.
• Neutral skeletal alignment
• Harmony with gravity
• Optimal axes and points of support
• Standardization of the “effortless position”
Purpose: Establish the baseline of Neutral Architecture.
2.2 Motion Layer
Defines how the body moves without breaking its natural structure.
• Movement while maintaining axis integrity
• Elimination of unnecessary tension
• Minimal input, maximal output
• Natural chains of motion
Purpose: Provide the motion protocol of the Body OS.
2.3 Environment Layer
Defines the environmental conditions that allow natural movement.
• Spatial flow and pathways
• Height, distance, reachability
• Tactile and physical resistance
• Information placement within natural ranges
Purpose: Specify the environmental architecture that supports the Body OS.

3. Six Features of the Body OS
1. Neutrality
Movement begins and ends in an effortless, natural position.
2. Continuity
Motion flows as an unbroken chain.
3. Minimal Input
Only the necessary amount of force is used.
4. Structural Consistency
Axes and support points remain stable across all actions.
5. Environmental Harmony
Body and environment operate without imposing excess load on each other.
6. Reproducibility
The principles apply to anyone, anywhere, under any condition.

4. Applications
The Body OS functions as a universal standard across diverse fields:
• Architecture and spatial design
• Sports and performance
• Rehabilitation and physical therapy
• AI motion modeling
• Robotics
• Workplace ergonomics
• Everyday movement optimization
Its universality enables cross‑domain integration of body × cognition × environment × information.

5. Position within NAW
Human Movement Lab completes the NAW system as the physical operating layer, enabling full integration across all human–environment interactions.
6. Update Rhythm
•           Annual, minimal updates
•           Structural stability is prioritized
•           Improvements refine precision rather than add complexity
This maintains NAW’s role as a global, stable standard.
7. Contact
Natural Architecture Works
S. Hara: satoru.hara(at)nifty(dot)com

The NAW Human Movement Lab and the KFW Prime Movement Lab share a unified knowledge base.

NAW Human Movement Lab (Body OS)Natural Architecture Works — Physical Layer

PurposeThe NAW Human Movement Lab defines the natural architecture of the human body as an operating system.As the physical layer of NAW’s three‑tier structure, it provides the foundational principles that unify body, cognition, environment, and information.

1. Core Principle — Return to Natural StructureThe human body is designed to achieve maximum stability with minimal effort.Human Movement Lab abstracts this natural structure into a reproducible OS, establishing universal standards for posture, movement, and environmental interaction.

NAW Human Movement Lab (Body OS)
Natural Architecture Works — Physical Layer

Purpose
The NAW Human Movement Lab defines the natural architecture of the human body as an operating system.
As the physical layer of NAW’s three‑tier structure, it provides the foundational principles that unify body, cognition, environment, and information.

1. Core Principle — Return to Natural Structure
The human body is designed to achieve maximum stability with minimal effort.
Human Movement Lab abstracts this natural structure into a reproducible OS, establishing universal standards for posture, movement, and environmental interaction.