"Why do you feel at ease there? The Science of Comfort"—If there is a reason for that "somehow"—A blueprint for comfort explored through the five senses and mathematical formulas [Column] Science of Thought (No. 65)

A "place for the heart" can actually be designed.

That feeling of "somehow feeling uneasy" for which you don't even know the reason.
It might be a complex "formula for comfort" woven by the heart, environment, and human relationships.

🧲 "Why do you feel at ease there? The Science of Comfort" Science of Thought: No. 65

--If there is a reason for that "somehow"—A blueprint for comfort explored through the five senses and mathematical formulas

🔍 3 key points of this column

• 1️⃣ Visualize how "comfort" is made by multiplying psychology, body, and relationships using formulas and factorization!

• 2️⃣ Learn about the "comfort filter" that differs depending on culture, personality, and experience, and get hints for creating a space that is uniquely yours.

• 3️⃣ Realize that by being conscious of the "power to welcome" and the "host's behavior," you can co-create comfort between people.

🌱 Introduction | Where does the true nature of "feeling somehow uneasy" lie?

Hello to those of you who made a fresh start in April🌸
Entering a new school, starting a new job, transferring, moving—
Now that a month has passed, aren't you feeling something like this?

Such "fuzziness" and "sense of discomfort"
might be a sign that the tuning between your "heart's place" and the "space you are in now" is not yet aligned💡

🔍 The reason I chose the theme "The Science of Comfort" this time

• Because it is the time when your body and heart finally start to become conscious of environmental changes (school, workplace, home) since April, and start to become conscious of "the current place"

• Because "comfort" is not just a "mood", but a "structural body of sensations" created by yourself, the place, and the relationships

• Because whether comfort is good or bad significantly affects results and human relationships in business, education, and daily life

🧠 Things I would like to think about together in this column

• What is comfort made of? (Factorizing the constituent elements!🧩)

• Why is it that sometimes we feel "comfortable," and other times we think "something is different..."?

• Can you create comfort for yourself?

💬 A question for you

This column delivers tips to sharpen your own
✅ incorporating psychological, environmental, interpersonal, and mathematical perspectives 🧮
✅ 'comfort sensor' 🌿
✅ By changing your perspective a little, you might see the "true nature of comfort"? 👀✨

Now then,
let's begin the journey to explore the true nature of "comfort" together 🛤️

🧩 Chapter 1 | What is comfort made of?
　　— Factorization of "Pleasure/Discomfort"

A "place that feels somehow relaxing" versus a "space where you feel restless."
Where does the difference lie? 🌱

It is because the feeling of "comfort" is
not just a "mood," but is created by the multiplication (×) of several elements.

🧠 1. If you factorize the "constituent elements" of comfort...

🔷 Sensory and psychological elements

• ✅ Sense of security: Feeling that you are protected

• ✅ Degree of freedom: Being able to be yourself without having to be considerate

• ✅ Resonance: Values and emotions are in harmony with the atmosphere of the place

• ✅ Intimacy: Psychological distance is close, and there is no sense of loneliness

🔷 Environmental and physical elements

• ✅ Sound: Not too loud, with pleasant background music playing

• ✅ Light: Natural light entering, or calm lighting

• ✅ Scent: A favorite fragrance, or clean air without irritation

• ✅ Layout: Furniture and flow are smooth, making it easy to find a place to be

• ✅ Temperature: Neither too hot nor too cold, a comfortable ambient temperature

🔷 Elements of Relationships and Roles

• ✅ Distance from others: Neither too close nor too far, just right

• ✅ Role in the situation: Whether host or guest, having a clear role provides peace of mind

• ✅ Being evaluated / Not being evaluated: The sense of security that comes from not feeling constantly watched

• ✅ How one is approached: Casual interaction that acknowledges one's presence

In this way, "coziness" is a complex sensation determined by a combination of space + human relationships + one's own sensitivity 🔍✨

🧮 2. Expressed as a mathematical model...

$${E = (C × F × R) ÷ (D × T)}$$

Meaning of each symbol:

• $${E}$$: Ease Index

• $${C}$$: Comfort (Physical comfort)

• $${F}$$: Freedom (Psychological freedom)

• $${R}$$: Rapport (Intimacy of relationships)

• $${D}$$: Discomfort (Level of unease)

• $${T}$$: Time (Time taken to get used to it)

🧠 Interpretation tips:

• The higher the comfort, freedom, and intimacy, the higher the $${E}$$ 📈

• If discomfort or the time spent 'not yet accustomed' is high, $${E}$$ decreases 📉

• Even if it seems simple, the point is that the weight of each parameter differs for every person 💡

💬 3. A question for you

This formula is an "auxiliary line of thought" for visualizing emotions 🧮
Whether in human relationships, business settings, or educational situations,
understanding the composition of comfort also leads to the "design of relationships."

Now, why not break down the factors that make up your "place"? 🔍✨

🏡 Chapter 2 | The day your childhood home stops being your childhood home
　　— The intersection of time and identity

Even though you said "I'm home,"
why is it that "your own home" doesn't feel comfortable? — Haven't you ever had that experience? 🤔

The vague feeling of "This might be a bit uncomfortable..." that you feel when returning to your parents' home after a long time.
That is a sensation born precisely because you have grown and changed.

🧠 1. Why does "comfort shift"? Exploring the psychological mechanism

🔹 The mismatch between self-updating and environmental memory

• A space that was comfortable for you as a child
  　may not fit the contours of the "current you" who has grown up.

• The feeling that the furniture and rules of your parents' home call back the "old you."

🔹 Discomfort accompanying changes in roles

• Having left the nest, your "position" within the family has changed slightly.

• Stress from being treated like a child even though you are no longer one 😣

• Conversely, the unconscious tension of "I have to help" or "I have to be considerate."

🔹 Psychological keyword: Reconfiguration of schema

• Our brains have a "mental map" = schema that links space and emotion.

• By visiting after a long time, confusion arises from the gap between that map and reality.

• That is why "nostalgia" and "discomfort" arise at the same time. 🌀

📝 2. Have you ever had an experience like this?

• "Why is it that I can't relax even when I sit on the sofa?😅"

• "My old room now just feels like a 'guest room'"

• "I find myself reacting sensitively to my parents' words"

That is,also proof of your own growth🌱

💬 3. A question for you

"Comfort" is not the space itself, but
a sensation born within the relationship with "the self who is there".

That is precisely why,it might actually be natural for it to drift apart as time passes🕊️

In the next chapter, let's explore the reasons why such "discrepancies in comfort"
also occur in new environments🚪✨

🌀 Chapter 3 | The Floating Feeling of a New World — The Psychology of Not Having Solid Ground Yet

A new workplace, a new school, a new city.
"There shouldn't be any problems, but I feel like I'm somehow floating...😶‍🌫️"
Have you ever felt that kind of "floating sensation"?

This feeling cannot be explained solely by "not being used to it."
It is,the initial psychological stage where the "foundation" of comfort has not yet solidified.

🧠 1. Why is it that we don't feel at ease in a "new place"?

🔹 Your sensory antennas go into hyper-sensitive mode

• People you're meeting for the first time, unknown rules, an unfamiliar atmosphere...
  → The brain is constantly trying to "verify safety," leading to a state of mild tension😵‍💫

• As a result, the "room for relaxation" necessary for comfort is not secured

🔹 You haven't found your "own position" yet

• Not knowing how to behave in this situation, and having an unclear role

• unconsciously creates a sense of social isolation, like 'I might be out of place...'

🔹 Absence of empathy = lack of a sense of connection

• Not yet having 'values' or 'words' that resonate with anyone else

• A feeling that only you are 'not on the same wavelength as the room'

🧭 2. Three steps to creating a sense of security

• ✅ Acceptance: First, having your existence acknowledged

• ✅ Role: Next, being able to stand in that space as a 'meaningful presence'

• ✅ Familiarity: Eventually, becoming accustomed to the rules and atmosphere so you can be yourself

When these three things come together,
a sense of being grounded at last returns 👣✨

🧮 2. Reconfirming and adjusting the mathematical model!

Here is the 'Ease Index' model presented in the previous chapter:

$${E = (C × F × R) ÷ (D × T)}$$

🔤 Meaning of each symbol and corresponding factor

• ✅ $${C}$$(Comfort): Comfort (physical and sensory ease)

• ✅ $${F}$$(Freedom): Freedom (psychological space, the feeling of not having to be on guard)

• ✅ $${R}$$(Rapport): Empathy and intimacy of relationships (the feeling of 'understanding each other')

• ✅ $${D}$$(Discomfort)}: Discomfort (friction with the environment, anxiety, fatigue, etc.)

• ✅ $${T}$$(Time)}: Time (the period required to get used to that environment)

🔄 In a new environment...

• $${C・F・R}$$: Still unstable and low

• $${D・T}$$: Tends to be inevitably high

➡️ As a result, $${E}$$(Comfort Score) tends to be low📉

But please rest assured😊
Comfort is something thatbuilds up little by little by nurturing each individual factor
🌱

💬 3. A question for you

It's okay, everyone feels unsteady at first.
The important thing is toconsciously nurture the 'factors of comfort'🪴

In the next chapter, let's explore the reasons why there are individual differences in how we 'feel' comfort👥✨

👤 Chapter 4 | Is comfort different for everyone? — The mechanism of individual differences

"Even though it's the same place, that person seems comfortable, but I feel somewhat uneasy..."
Have you ever felt that way?😶‍🌫️

Actually, there aresurprisingly large individual differencesin how we feel 'comfort'.
This is deeply related not only to personality but also to past experiences and cultural backgrounds.

🧬 1. Three factors that create individual differences in comfort

🔹 Differences in temperament (personality tendencies)

• HSP (Highly Sensitive Person): Sensitive to changes in light, sound, and air, making comfort easily disrupted

• Introvert: Tends to feel comfortable in quiet spaces or one-on-one conversations

• Extrovert: Often able to spend time comfortably even in stimulating, lively places

🔹 Differences in experience (memory and learning)

• If you have past experiences of being hurt in human relationships, you may feel tense in crowded places

• Due to the influence of family relationships, 'premises' such as 'home = safety' or 'home = tension' are imprinted

• As a result,you may 'assign different meanings'even in the same environment

🔹 Cultural Differences (The very definition of "comfort")

• The feeling of "being comfortable" reflects values that differ by country and culture 🌍

🌏 2. Nuances of "comfort" seen in different cultures

• 🇯🇵 Japan: "Reading the air" = Harmony with surroundings is the top priority
  → A tendency where comfort can also be gained by "not causing trouble" and "erasing oneself"
  → However, it can sometimes become self-repressive comfort…

• 🇸🇪 Sweden: "Lagom" = Just right
  → Emphasizes a balanced comfort that is "not too much, not too little"
  → The idea that pleasure lies in the golden mean between self-assertion and cooperation ✨

• 🇩🇪 Germany: "Gemütlich" = Warm, cozy peace
  → Emphasizes sensory comfort through the warmth of wood, coziness, and natural materials

• 🇺🇸 USA: "Cozy" = Comfort that suits one's personal taste
  → Individually optimized comfort
  such as sofas, blankets, and scents → Often based on "oneself" rather than "the surroundings" 🛋️

Looking at it this way, the sense of "comfort" could be called an aesthetic of pleasure cultivated by culture 🎨

🪞 3. Let's explore your "comfort filter"

• Are you a "space"-oriented person or a "human relationship"-oriented person?

• Which do you find more relaxing: a "quiet cafe" or a "lively drinking party"?

• What characteristics does a person have who makes you feel "at ease" when you are with them?

• Try to recall one "comfortable memory" from the past. What was it about that place that felt comfortable?

💬 4. A question for you

Knowing "the comfort that suits you" might be an extension of
"knowing yourself" 🔍✨

In the next chapter, we will explore the mysterious phenomenon of why you sometimes feel strangely relaxed in a place you've never been before 🗺️

🌀 Chapter 5 | Why is it that sometimes you feel relaxed even in a place you've never been?

"I've never been here before, but I feel strangely relaxed."
Have you ever felt that way? 🛋️✨

A cafe you've never visited before.
A room you've just moved into.
A hotel on a business trip or a bench at a station while traveling—
A space where you think, "I like this place," for some reason.

That may be because your body and senses detect “comfort” before your logic does.

🌿 1. Sometimes the body feels “nostalgic” first

• The quality of light, the scent of wood, the perfect amount of background noise —
  → Sensations that overlap with past memories evoke a latent sense of security

• The veranda where you played as a child, the smell of a relative's house, the sounds of a classroom after school...
  → “Feeling nostalgic despite it being the first time” may be a reaction from your body memory (embodied knowledge). 💭

🎧 2. “Environmental elements” that create intuitive affinity

• Sound: Low reverberation, a pleasant level of buzz, human voices not too close

• Light: Natural light entering, indirect lighting rather than fluorescent, the tilt of light at different times of day 🌇

• Scent: Wood, paper, coffee, tatami, rain, old books... scents that resonate with the five senses

• Spatial structure: Ceiling height, wall texture, and the sense of openness in the line of sight create “mental space”

These are difficult to quantify, but they are things that can be felt as “wavelengths” through the lens of sensitivity 🔍✨

🧭 3. Three characteristics of a “space where wavelengths match”

• ✅ Harmonizes with your sensibilities: No sense of discomfort, no need to force yourself to be upbeat

• ✅ Your body feels that it is “okay to be” in that space: You can breathe naturally without being on guard

• ✅ The flow of time is just right: Not too fast, not too slow, matching your own rhythm ⌛

Such spaces are closely related not only to “physical comfort” but also to
the texture of the “people and atmosphere” flowing through that place.

💬 4. A question for you

“The comfort of a place” gains even more depth the moment it is layered with the presence of the people who are there. In the next chapter, let's focus on that

behavior as a host and how people influence the comfort of a space
🫱🏽‍🫲🏽✨

🫱 Chapter 6 | The Design of “Welcoming Power” — A Host's Guide to Designing Comfort

Even if you are sitting in the same room, the same space, and the same chair —
“Comfort” can change completely depending on “who is there.”

For example...

• When someone you like is around, an empty space feels soft and gentle💘

• When someone you can rely on is around, you can breathe deeply with peace of mind🌬️

• Conversely, when someone you've fought with or someone you're uncomfortable with is nearby, for some reason, your shoulders tense up💦

To that extent, comfort is strongly influenced not just by the 'space' but by the 'people' in it.

In this chapter, let's focus on the behavior of the 'host'—the ability to design comfort as a host👀✨

🧠 1. 'Subtle touches' that create psychological safety

• Facial expression: Just nodding while making eye contact with a smile can ease the other person's tension😊

• Voice tone: Speak gently, neither too high nor too low

• Timing: The 'pause' before starting to speak and the space of not forcing conversation are also important

• Offering choices: 'What would you like to drink? Coffee or tea, which do you prefer?'
  → By letting the other person choose, you provide them with agency—a sense of security🎁

🪑 2. Don't let them get lost with 'sign design' in the space

• Seating position: Be considerate so they don't have their back to the entrance (reducing defensive instincts)

• Luggage placement: Having a place prepared in advance increases the sense of security

• Flow: Designing a flow where people don't bump into each other and don't make too much eye contact creates a 'place to be'

• Lighting, temperature, and volume are also key, as the absence of subtle discomfort is essential

🌿 3. The 'aesthetics of space' that satisfy the five senses

• Scent: Aroma or woody scents that are not too strong and smell natural

• Sound:A sound environment that is neither too quiet nor too noisy, where the heart can feel at ease (birdsong, the sound of rain, etc., are also great)

• Light:Natural light during the day, and soft indirect lighting with reduced intensity at night🌙

• Negative Space:A spatial design that doesn't cram in too many objects or conversations, allowing "silence" to also feel comfortable

💡 4. "Being thoughtful" is not a "performance" but a "systematization of consideration"

• It's hard to adjust to every single person every time... but,
  → by preparing a "template for consideration" it can be reproduced without strain!

• "Being thoughtful" is not a talent.
  → Observation → Awareness → The accumulation of small efforts🧩

💡 5. 7 Selections for a "Template of Consideration"
Efforts that anyone can use to immediately create a "pleasant atmosphere"

① 🪑 Subtly indicate "where to sit"

• Create a "please sit here" feeling with cushions, the angle of chairs, and luggage storage space

• → Gives the other person peace of mind without the "anxiety of choice"

② ☕ Suggest drinks with a choice of two options

• "Would you prefer tea or coffee?"

• → Provides room for "choice" rather than "hesitation," giving the initiative to the other person🌿

③ 🌡️ Ask about room temperature or brightness first

• "Are you too hot?" "Is the lighting too bright?"

• → Preventing small physical discomforts in advance = Increased comfort score☀️

④ 🕒 Share an estimate of the time

• "I'm planning for today's talk to take about 30 minutes."

• → Creates a "sense of perspective" in the other person's mind, allowing them to relax⌛

⑤ 🗂️ Show your 'next move' so the other person doesn't feel confused

• For example, after a meeting or casual chat, lightly verbalize it by saying, 'That wraps things up for now!'

• → Instead of being swept up by the atmosphere, you can stand on the side that shapes it 🌬️

⑥ 🤝 For first-time or long-time-no-see acquaintances, explicitly state 'what you currently have in common'

• Such as, 'We're both involved in the same project, aren't we?'

• → Create a 'shared point of recognition' that brings your hearts much closer together 🧠

⑦ 🛋️ If you feel nervous, be honest and say, 'I'm a little nervous myself'

• By showing your vulnerability first, you create a 'space of allowed safety' in the room

• → This is the first step toward 'psychological safety' ✨

These are mechanisms that can be used like a manual while also being 'templates with room for interpretation' that you can arrange with your own 'personal touch' 🧠💡

💬 6. A question for you

A space can become a 'comfortable place' or an 'uncomfortable place' depending on someone's 'behavior'.

In other words, 'comfort' is something that can be 'designed for the other person' as well as for yourself 🛋️🌟

In the next chapter, let's explore the very idea of 'designing comfort' even more deeply 🔧📐

🛠️ Chapter 7 | The concept of 'designing' comfort

When we hear the word 'comfort,' we tend to think of it as a 'product of chance' or
'an atmosphere left to others,' but in fact, it
can be designed ✍️✨

And not just through intuition, but mathematically, structurally, and strategically.

Yes, 'comfort' is a
design domain where consideration and logic intersect.

🧮 1. Mathematical perspective: Parameter adjustment to 'optimize' comfort

Let's recall the formula for the comfort score that appeared in the previous chapter👇

$${E = (C × F × R) ÷ (D × T)}$$

• $${C}$$ (Comfort) = Comfort

• $${F}$$ (Freedom) = Degree of freedom

• $${R}$$ (Rapport) = Relationship/Empathy

• $${D}$$ (Discomfort) = Discomfort

• $${T}$$ (Time) = Time to get used to it

What this formula shows is the basic structure of increasing the numerator and decreasing the denominator to enhance comfort
.

In other words:

• Efforts to increase comfort, freedom, and connection and

• efforts to reduce discomfort, friction, and initial stress

Designing from these two directions makes it possible to optimize comfort💡

🧩 2. Case studies of "comfort design" in the real world

• Architecture: Balancing "human presence" and "peace of mind" through lines of sight, light paths, and the tactile feel of materials

• UX Design: Structuring information volume, choices, and flow to "prevent confusion and anxiety"

• Education: Designing spaces where students are "not belittled or excluded" = Designing for psychological safety

• Retail Space: Creating a pleasant "stay duration" through the balance of lighting, scent, and crowd density

Behind such cases, there is always a "design thinking" that factorizes "comfort"🧠🛋️

🌀 3. Topological perspective: Thinking about the "continuity of places"

Whether a place "exists" or "does not exist" within a space or human relationship is not black and white, but something that "changes smoothly" like a gradient.

• You felt comfortable yesterday, but today it feels a bit off.

• In the room next door, or the team next door, it feels like a completely "different world."

This becomes a structure that makes sense when viewed from the perspective of topology, where space "changes continuously." structure.

$${f : P → E}$$

• $${P}$$ (Place) = Points of spatial coordinates or relationships

• $${E}$$ (Ease) = Comfort score at that location

This function $${f}$$ might be "smooth," or it might have "discontinuities."
In other words:

In other words:

• A comfortable place can exist as a "region" rather than a "point."

• And that region, varies in size and shape depending on the person.

Thinking about it this way, your "place to be" can be a line, a plane, a sphere... anything goes 🌀✨

💬 4. A question for you

From "comfort given by chance" to "comfort created with yourself and others"—this shift in thinking might be the key to

softly changing your life, work, learning, and relationships. 🔐🌈

Next, let's review the lessons from this entire column and move on to a summary for applying them to daily life 📘✨

🧘‍♀️ Summary | "Comfort" is the intersection of yourself, space, and relationships

So far, we have thought together about "What is comfort?" Although it seems like a feeling swayed by chance, it is actually—

It was something born from the "delicate balance" where these three intersect 🌿

🔧 1. Three approaches to cultivating comfort

• Know your inner self: Notice the rhythms and sensations that make you feel comfortable, and what makes you feel uneasy 🪞

• Adjust the external environment: Light, sound, scent, arrangement—small changes make a big difference 🛋️

• Design your relationships with others: Through the 'power to welcome' and 'observational skills,' comfort can be 'co-created' 🫱🏽‍🫲🏽

📐 2. 'Comfort Score' as a thinking tool

$${E = (C × F × R) ÷ (D × T) }$$

This formula is not just a calculation.
It is a 'sensory guideline' for observing, analyzing, and improving your 'here and now' state 🔍

• Right now, where is the discomfort (D) coming from?

• Can you wait for time (T) to resolve it?

• What can you do to increase the degree of freedom (F) or the relationship (R)?

In that way, engaging in a dialogue with your own senses may be the first step to creating comfort.

💬 A final question

May this column be a hint for you to find your 'place.'
And may you yourself be a presence that gently supports 'someone's comfort' 🌸✨

✍️ Afterword | The power to think 'It's okay to be here just as you are'

In April, many people have stepped into new environments.
Entering school, starting a job, moving, transferring—these are all milestones in life, a time when a shift in mindset is required.

However, even if you look like you are doing well from the outside,
many people are likely tracing the contours of 'comfort' while harboring a sense of 'somehow feeling uneasy' inside their hearts.

The reason I decided to write this column was because I heard voices from everywhere searching for their place in that way.

'Comfort' seems intuitive and vague at first glance.
But when I realized that there is actually a structure that can be turned into a formula and
a deep mechanism backed by culture, human relationships, and consideration, I wanted to deliver this theme in the form of a column.

Even in a space where you are meeting people for the first time,
even if you start to feel uncomfortable in a place that used to be comfortable,
that is proof that 'you have changed.'
It is okay to change. Even if you change, you can still create a place for yourself.

And, the design of comfort is not about
"not hurting others" or "not being overly cautious,"
but about layering the feeling that both you and the other person can think, "It's okay to just be here, as you are.".

This column was written with the help of ChatGPT (generative AI).
I use it not merely for text generation, but as a guide for thought,
as a partner in trial and error to refine words, deepen logic, and verbalize sensations.🤖🧠✨

📚 In this "Science of Thought" series,
I aim to put into words those "sensations that make you want to pause for a moment,"
while staying close to both thought and sensibility.🌱

🧭 And this is also an experiment in a future where humans and AI collaborate,
supporting each other in the "ability to pose questions" and the "ability to think deeply."

🌟 If this column has become a trigger for you to think about your own "place" or the "place" of someone important to you—
that is, for the author, the greatest "comfort" of all.😊

🔖 If you liked it,
I would be happy if we could travel together on other themes through "Likes" and "Follows."📘✨
The next theme is also planned to be delivered from a slightly unusual angle. Look forward to it!

Profile | Kazuomi Matsunaga

🧭Thinking Navigator

Biography:Graduated from Kyushu University, Faculty of Engineering (Materials Engineering) ⇒ Engineer at a metal materials manufacturer in the Chukyo region (Production Technology) ⇒ Advertising sales for a local free paper in Nagasaki Prefecture ⇒ School corporation staff (← Now, here). A person in his 50s living in Nagasaki Prefecture. Both children have graduated from university and left the nest, and I live with my wife. I am a writer who lets my thoughts play daily at the intersection of "questions" and "curiosity." Recently, I have been writing about my own unique perspectives on themes such as education, stories, psychology, AI, and design, centered on the serialized column "The Science of Thought." I am exploring "free knowledge design" that transcends existing frameworks. My motto is "Imagination opens up the world."
In my main profession, while working in university and education-related fields, I value carefully observing "the moments when people come to 'like' something" and "the scenes where questions sprout."
🧭 I would be happy if I could deliver articles that, after reading, sprout one "new perspective" within you.
📮 Impressions and messages of support are always welcome!