1. Meaning & Concept
1.1. To tie, connect, bind
1.2. Bond, relationship, unity
1.3. Integration, combination, consolidation
1.4. Cause and effect, fate, cycle
1.5. Completion, conclusion, resolution
2. Culture & Tradition
2.1. Traditional Japanese "Yui"
2.1.1. Yuinou (Engagement ceremony)
2.1.2. Mizuhiki (Decorative knots for celebrations & condolences)
2.1.3. Jomon-era weaving & knotting techniques
2.2. As a Word in Language
2.2.1. "Reaching a conclusion," "Summing up a story"
2.2.2. "Connection," "Association," "Union"
2.2.3. "Solidarity," "Unity," "Commitment"
2.3. Spiritual & Religious Meaning
2.3.1. Enmusubi (Tying fate, matchmaking shrines)
2.3.2. The karmic connection in Buddhism (interdependence)
2.3.3. Kechigan (Completion of spiritual practice)
3. Human Relationships & Society
3.1. Bonds of family, friendship, and love
3.2. Community and mutual aid
3.2.1. Yui system in villages
3.3. Fate and connections
3.3.1. Enishi (Predestined encounters)
3.4. Promises and vows
3.4.1. Marriage, alliances, oaths
4. Spirituality & Philosophy
4.1. The "red thread of fate" legend
4.2. Zen Buddhism’s Kekka-fuza
4.2.1. Lotus position for meditation
4.3. Transience (Mujou)
4.3.1. Meaning of "binding" in impermanence
4.4. Wisdom and experience
4.4.1. Culminating in a "conclusion"
5. Origins & Symbolism of the Kanji
5.1. Composed of 糸 (thread) + 吉 (good omen)
5.1.1. "Weaving good fortune together"
5.2. Ancient knot culture
5.2.1. Jomon period knotting techniques
5.3. The concept of "knotting" in Shinto & Buddhism
5.3.1. Enmusubi (Tying fate, matchmaking shrines)
5.3.2. Protective knots
6. Nature & Connection
6.1. Wind and water "binding" things
6.1.1. Waves, tree rings
6.2. Clouds binding together to form rain
6.3. Earth and seeds binding to create new life
6.4. Life’s "knot"
6.4.1. DNA double helix
7. Physics & Science
7.1. Particle and energy entanglement
7.1.1. Quantum entanglement
7.2. Chemical bonds
7.2.1. Atoms & molecules forming structures
7.3. The laws of the universe
7.3.1. Gravity, attraction
7.4. Mathematical concepts of knots
7.4.1. Graph theory, knot theory
8. Metaphorical Expressions of "結"
8.1. "Words that bind"
8.1.1. Kotodama (Sacred words)
8.2. "Emotions that connect"
8.2.1. Love, belief, dreams