How to Read “Nine shaku, two ken, and one door”
Kyūshaku niken ni to ga ichimai
Meaning of “Nine shaku, two ken, and one door”
“Nine shaku, two ken, and one door” means that no matter how cramped and humble your home is, once you get used to living there, you’ll grow attached to it and find it comfortable.
The proverb teaches that a home’s value isn’t determined by its size or luxury. It’s determined by the mindset of the person living there.
This proverb is used to encourage people living in poor conditions. It’s also used when someone moves to a new place and feels unhappy with their environment.
People also use it when accepting their own simple lifestyle in a positive way.
Housing conditions have improved since this proverb was created. Extremely cramped homes like those described are less common now.
However, many people still live in limited spaces today. Think of studio apartments in cities or student dormitories.
Even in such environments, this proverb reminds us of something important. We can create comfortable spaces through our own efforts and grow to love where we live.
Origin and Etymology
No clear written records explain the origin of this proverb. However, the words themselves reflect the living conditions of common people during the Edo period.
Let’s look at the phrase “nine shaku, two ken.” One shaku is about 30 centimeters, so nine shaku is about 2.7 meters.
Two ken is about 3.6 meters. This means a space of only about 10 square meters total.
In modern terms, that’s even smaller than a six-tatami room. “One door” means there was only one entrance, showing an extremely simple structure.
During the Edo period, the urban population grew rapidly, especially in Edo. Most common people lived in collective housing called nagaya.
Each unit in a nagaya was very small. They were exactly like the space this proverb describes.
These homes had no windows. They lacked proper lighting and ventilation. They were the bare minimum of shelter.
What’s interesting is that this proverb doesn’t lament such cramped housing. Instead, it carries a positive meaning like “home is where you make it.”
Even in limited space, people could use creativity and develop affection. Then that place would become their sanctuary.
This saying captures the resilience and wisdom of common people. It shows how they made the best of what they had.
Interesting Facts
Rent for an Edo period nagaya varied by location. It typically cost between 500 and 1,000 mon per month.
In modern currency, that’s roughly 10,000 to 20,000 yen. A craftsman’s daily wage was about 500 mon back then.
This means one or two days of work could cover a month’s rent. Though cramped, these homes were affordable for common people.
The phrase “home is where you make it” expresses the same spirit as this proverb. It became more widely used in general conversation.
Both sayings share a common message. They teach the importance of adaptability and a positive mindset.
Usage Examples
- The apartment I moved into is small, but as they say, “Nine shaku, two ken, and one door”—I’ll probably grow attached to it as I live here
- My student lodging was really cramped, but “Nine shaku, two ken, and one door”—now it’s a place of fond memories
Universal Wisdom
The proverb “Nine shaku, two ken, and one door” teaches us a profound truth. Human happiness isn’t determined by external conditions. It’s determined by our inner state of being.
We humans tend to focus on what we don’t have. We think “If only I had a bigger house” or “If only I had better surroundings.”
But this proverb encourages us to step away from that chain of desires. It teaches the richness of heart that comes from cherishing where we are now.
What’s interesting is that this proverb doesn’t advocate mere endurance or resignation. Rather, it celebrates human creative power.
Even within limited conditions, we can use ingenuity and pour in affection. This transforms a place into something irreplaceable to us.
A cramped space gains meaning beyond its physical dimensions. This happens as time spent there accumulates and memories are carved into it.
Every scratch on the wall, every creak in the floor becomes part of your life. This accumulation of time breathes soul into a place.
This proverb has been passed down for generations for a reason. Humans instinctively seek a “place to belong.”
A true place to belong isn’t defined by luxury or size. It’s defined by whether your heart finds peace there.
Our ancestors understood this universal truth. That’s the wisdom they left for us.
When AI Hears This
In information theory, compressing data increases efficiency. However, it also reduces tolerance for errors.
The situation described in “Nine shaku, two ken, and one door” represents a system compressed to its absolute limit.
A normal house has multiple doors and windows. If one breaks, others can substitute. In information transmission, this is called “redundancy.”
For example, if you say “I understand, I acknowledge, I got it” three times, the meaning gets through even if someone misses one.
But a poor house has only one door. This means zero redundancy. The moment that door breaks, security and insulation are completely lost.
A system without backup collapses entirely from a single point of failure.
What’s interesting is the “essence of poverty” this situation reveals. Having few things isn’t as critical as having no choices.
Shannon’s coding theorem in information theory teaches us something important. Perfectly compressed information cannot tolerate even a single bit error.
Poverty means cutting away all surplus. The result is that life becomes error-correction impossible.
If there were two doors, you could manage with one while repairing the other. This “extra” is actually a crucial element supporting life’s stability.
Lessons for Today
This proverb teaches modern people the value of cherishing “here and now.”
In modern society, we see other people’s luxurious lives through social media. This makes it easy to compare and feel dissatisfied with our own circumstances.
However, this proverb offers a hint for escaping that comparison trap. What matters isn’t other people’s standards.
What matters is how you spend time in your space and what memories you create there.
You can start with small improvements to where you live now. Display your favorite photos. Place some plants. Enjoy a scent you love.
Such small actions cultivate affection for your space.
This teaching applies beyond housing. It works for workplaces, schools, and relationships too.
Rather than constantly feeling dissatisfied while seeking perfect conditions, find your own comfort in your current place. This flexible, positive attitude enriches your life.
The place where you are now can become special. It all depends on you.


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