ITZY · Saju compatibility

Yeji & Yuna

🌳 The Fuel & The Flame

One provides a steady root.The other brings the vibrant spark.

Match with YejiMatch with Yuna
YejiYang WoodYunaYang Fire

Chemistry score

93

Soulmate

Spark
4.9
Fit
5.0
Sync
4.7
Depth
3.8

Relationship snapshot

Best at

Mutual growth · Creative flow · Deep loyalty

Feels like

A perfectly fueled fire

Main friction

Order clashing with spontaneity

What makes it work

Yeji builds the foundation. Yuna lights the room.

Why they click

Yeji and Yuna have a relationship that feels like a natural cycle of nature. Yeji is the steady, grounded provider of wisdom and structure, while Yuna is the bright, expressive spark that brings color to the world. They aren't just friends; they are a support system where one person’s strength perfectly fills the other’s gap. While there’s a clear 'giver' and 'receiver' vibe, it works because they both find value in those roles. It’s a high-energy pairing that feels both protective and liberating.

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The chemistry here is built on a 'Generating' cycle. Yeji naturally pours her energy into Yuna, acting as the fuel (Wood) for Yuna’s fire. There is a deep, almost magnetic pull between their inner selves—a hidden combination that makes them feel like they belong in the same circle. Yeji brings the discipline and the 'Authority' energy, while Yuna brings the 'Output'—the flair, the talk, and the emotion. It’s a classic case of the producer meeting the star. They don't compete for the spotlight; they create it together.

Why it works

  • 🌳 Natural cycle of support
  • 💎 Perfectly complementary strengths
  • 🤝 Innate soulmate understanding
  • 🎭 Balanced roles of guidance

Their dynamic

Where they shine

🌟 High-Voltage Harmony

  • Unstoppable creative momentum
  • Shared long-term vision
  • Intuitive emotional sync
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The strongest part of this bond is the natural alignment of your goals. Yeji likes to see things grow and be managed, and Yuna loves to express and be heard. Because Yeji has a strong sense of duty and Yuna has a strong sense of expression, you rarely step on each other's toes. The hidden harmony in your charts means that even when you aren't talking, you’re usually on the same page emotionally. You provide each other with exactly what you're missing.

Where they clash

🌪️ Structural Friction

  • Overly rigid expectations
  • Impulsive emotional outbursts
  • Critical judgment of habits

Watch for: Yeji trying to manage or fix Yuna’s natural chaos.

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The tension comes from the clash between 'Rules' and 'Freedom.' Yeji’s inner self is driven by a need for control and correctness, which can feel like a wet blanket to Yuna’s impulsive, expressive nature. Yuna might find Yeji too critical or 'heavy,' while Yeji might find Yuna flaky or overly dramatic. When Yeji gets stressed, she tightens her grip; when Yuna gets stressed, she explodes. This can lead to a cycle where Yeji tries to 'fix' Yuna, and Yuna rebels just to prove she can.

How they handle it: Yeji needs to realize that Yuna’s messiness is a feature, not a bug. Yuna needs to realize that Yeji’s 'nagging' is actually her way of showing love. Stop trying to change the other's frequency.

How to keep it strong

🚀 The Friendship Survival Guide

Do

  • 🔥 Release the Reins
  • 💌 Say Thank You
  • 🛠️ Build Something Together

Avoid

  • 🛑 Stop the Lectures
  • 🪫 Don't Drain the Battery
  • 📅 Kill the Strict Schedule
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To keep this fire burning without turning into a forest fire, you both need to respect your natural roles.

🔥 Release the Reins: Yeji needs to let Yuna be a little messy sometimes without trying to fix the schedule. Let the fire flicker.

💌 Say Thank You: Yuna should acknowledge the quiet effort Yeji puts into keeping the friendship stable. A little gratitude goes a long way.

🛠️ Build Something Together: Find a creative project where Yeji handles the logistics and Yuna handles the vision. You’re a powerhouse team.

🛑 Stop the Lectures: Yeji, don't use your 'advice' as a way to control the narrative. Let Yuna make her own mistakes.

🪫 Don't Drain the Battery: Yuna, don't take Yeji’s stability for granted. If you burn through her energy without giving back, the wood runs out.

📅 Kill the Strict Schedule: Avoid making plans that are too rigid; leave room for the spontaneous combustion of fun that Yuna brings.

How it feels to each of them

Yeji

🛡️ The Root

Yeji feels

  • Useful
  • Protective
  • Steady

What Yeji needs from Yuna

  • Appreciation
  • Space
  • Respect
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Yeji feels a natural, almost maternal instinct to protect and guide Yuna. She sees Yuna’s potential and wants to provide the structure needed to help her shine. For Yeji, this friendship is rewarding because she feels truly useful and appreciated for her stability. However, she can sometimes feel a bit like the 'designated adult' in the room, which is exhausting if she doesn't set boundaries. She enjoys the warmth Yuna brings into her otherwise very disciplined life.

Yuna

✨ The Flame

Yuna feels

  • Supported
  • Seen
  • Free

What Yuna needs from Yeji

  • Encouragement
  • Structure
  • Warmth
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Yuna feels incredibly seen and supported by Yeji. To her, Yeji is a safe harbor where she can be her most authentic, chaotic self without fear of judgment. She draws energy from Yeji’s stability, using it as a launchpad for her own creativity. Yuna might occasionally feel that Yeji is a bit too rigid or 'by the book,' but she knows that without that grounding, she might just float away. She feels a deep sense of loyalty to the person who keeps her fire burning.

How they differ

YejiYuna
Bringsdisciplineflair
Needsrecognitiongrounding
Under stressmicromanagesrebels
Shows care byguidingwarming
Riskrigidityburnout

Their role inside ITZY

As a core engine of ITZY, this pair balances rigorous discipline with expressive energy to keep the group’s performances sharp and spirited.

YejiThe Anchor
The Creative Engine
YunaThe Spark
See the full ITZY chemistry map →

Why Saju sees this connection

Scores come from OtterPrism's chart model; the reading explains them.

Day Master

  • YejiYang Wood
  • YunaYang Fire

Key interactions

  • Day branches share a triad (申 + 辰)
  • 甲 feeds 丙
  • Expresser meets supporter
  • Links across the charts (辰 + 子)
  • Brings the element the other lacks
  • At ease with each other's inner side
  • Speaks from the heart
  • Structure meets expression

Element balance

YejiYuna
Wood11
Fire11
Earth12
Metal30
Water02

Bottom line

A self-sustaining cycle of brilliance.

Biggest strengthTheir soulmate connection allows them to perfectly balance structure with expression, creating a formidable and deeply loyal creative partnership.

Biggest riskFriction arises if one’s need for order stifles the other’s spontaneity, leading to a clash of control versus freedom.

Overall
93
Spark
4.9
Fit
5.0
Sync
4.7
Depth
3.8
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This is more than just a casual friendship; it’s a symbiotic relationship. In the grand scheme of things, Yeji is learning how to be more spontaneous through Yuna, and Yuna is learning the value of consistency through Yeji. They are a 'Creative-Support' duo. The challenge lies in ensuring the 'support' doesn't become 'control' and the 'creativity' doesn't become 'exhaustion.' If they can navigate the power balance, this is a friendship that can last decades, evolving as they both mature.

You two are a classic example of how different energies can create a beautiful, self-sustaining cycle. As long as the Wood keeps feeding the Fire and the Fire keeps warming the Wood, you're golden. Just watch out for the smoke.

Where would you fit with Yeji and Yuna?

Add your birthday and see your chemistry with each of them.

Match with YejiMatch with Yuna

More chemistry

Match with Yeji