The science
What your result tells you, why it’s worth knowing, and the studies behind it.
What it can tell you
- Your five traits:The five traitsThey shape how you react and recharge, and why some things come easily while others wear you out.
- How you get close to people:How you get closeWhy you might hold back, or worry you’re too much. Seeing it makes it easier to say what you need.
- A type:The ten typesOne word for your mix. It shows what you’re good at and where you tend to get stuck, with one thing to try.
- What you’re going through:Things people go throughA clearer picture of what’s been weighing on you, and the traits that can sit behind it.
Why it’s worth knowing
Your traits sit behind small moments, like a party that drains you. Once your result puts them into words, they’re easier to spot and explain.
The studies behind Kizuki.
Traits show up in everyday life
87%
Of 78 links between traits and things like health, relationships and work, 87% held up when re-tested.
Ozer & Benet-Martínez (2006); Soto (2019), Psychological Science
Naming a feeling can take the edge off it
In lab studies, picking a word for the feeling an upsetting picture gave people made it feel less distressing. The studies were about naming feelings, not personality types.
It’s built from your own answers
Vague, flattering descriptions often feel true to anyone. So your result quotes your own answers.
People keep changing through their 20s
On average, people grow steadier and more organised through their 20s and 30s.
Roberts, Walton & Viechtbauer (2006), Psychological Bulletin
What we do with your answers
Your answers become scores
Each trait is the average of your four answers.
Example: four answers about Order
Your scores pick the words
Five levels per trait, each with its own words.
Your own answers are quoted back
So you can see where each line came from.
Hard moments are handled gently
If it’s been almost too much, help lines come first.
Your full reading has more
By email, if you ask.
See what yours say.
Your scores, worked out from nothing but your answers.
Free · 29 questions · no sign-up
What it’s built on
The most widely used model of personality: five broad traits, each from low to high.
Soto, Kronauer & Liang (2016), The Encyclopedia of Adulthood and Aging
More research (1)
50 cultures
When students in 50 cultures rated someone they knew well, the same five traits appeared in most.
McCrae, Terracciano et al. (2005), Journal of Personality and Social Psychology
The closeness questions are our own, built on the two things researchers measure in close relationships.
The dot is one made-up set of answers.
Pooling 60 attachment subscales, researchers found it comes down to two things: anxiety about closeness, and avoidance of it.
Attachment looks more like sliding scales than types, so your closeness result is two scores.
Fraley et al. (2015), Journal of Personality and Social Psychology
Your answers and your safety
Only you see your answers tied to you. We never sell them, and you can delete them any time.
What you’re going through never goes into an email. How we keep it safe.
Kizuki isn’t therapy and can’t diagnose anything. If things feel like too much right now, here are people you can talk to.
Every score, how it’s worked out, and every source: Methods.
Now see your own.
Your scores, worked out from nothing but your answers.
Free · 29 questions · no sign-up