Demon Slayer: What Is Transparent World And Why Only Some Can Use It?

Pavas Gagneja
Jun 24
3 min read

SPOILER ALERT: This article contains major spoilers from the Demon Slayer manga, including shocking plot points, final battles, and major plot twists not yet covered in the anime. Proceed only if you're caught up or don't mind having key story elements revealed.

Transparent World is one of Demon Slayer's most mysterious and powerful abilities, but never really talked about. It is not a Breathing Style or a technique anyone can learn easily. Only a few special characters in the story are able to use it, and when they do, it changes everything in a fight.

In a world full of Demons and superhuman warriors, powers like Transparent World make a huge difference. It is something that separates the strongest fighters from the rest. It is about deep focus, control, and a rare kind of awareness. Understanding what this ability really is helps explain why only a few Demon Slayers ever unlock it.

ALSO READ: Best Fights In Demon Slayer, Ranked

What Is The Transparent World In Demon Slayer?

Tanjiro uses Transparent World against Akaza

Transparent World is a heightened perception where the user can see through another person’s body like glass. They can watch how the muscles move, how the blood flows, and how the heart beats. This gives them perfect timing during a fight. They can hit exactly when the enemy is open and avoid attacking when it's risky.

At the same time, the user becomes almost invisible. Their heartbeat slows, their breathing softens, and they stay perfectly still and calm. This makes it harder for the enemy to sense them. It is like becoming a ghost while seeing everything around clearly. In battle, this kind of control can be the difference between life and death.

Who Can Use It And Why So Few?

Kokushibo uses Transparent World to sense Gyomei

Only a few people in Demon Slayer ever reach the Transparent World. Yoriichi Tsugikuni, the original Sun Breather, was born with it. That is part of why he was stronger than anyone else in history. His brother, Kokushibo, was able to access it later on after becoming a Demon, which made him a deadly Upper Moon.

Tanjuro Kamado, Tanjiro’s father, also used the Transparent World during the Hinokami Kagura dance. He never trained as a Demon Slayer but reached that state through his peaceful and disciplined life. Tanjiro himself unlocks it after intense training and battle experience. His version is fueled by strong emotion and focus during desperate moments.

Among the Hashira, Gyomei Himejima stands out the most. Even without sight, he can enter the Transparent World using his other senses. His calm mind and strict training make him one of its best users. Obanai Iguro and Muichiro Tokito also use the ability in the final battle, showing their growth and control as top-tier fighters.

Only these few characters manage to unlock it. That is because Transparent World requires more than skill. It needs full control over the body and mind. Most fighters, even strong ones, cannot slow their heartbeat or stay fully calm in a deadly situation. That’s why it stays rare, even among the best.

What Makes Transparent World So Special?

Yoriichi sees Muzan's body through Transparent World

In a fight, being able to read the opponent’s body like a book changes everything. The user doesn’t rely on power alone. They see the truth inside the enemy and act without hesitation. This is why Yoriichi could defeat Muzan and why Gyomei stood strong against Upper Moons.

Transparent World also shows a fighter’s growth. When Tanjiro finally reaches it, it proves how far he has come from being just a beginner. When Obanai and Muichiro use it, it marks their highest point as warriors. It is basically a reward for discipline, calmness, and inner strength.

Final Verdict: It Is The Key To Defeating Muzan

Transparent World in Demon Slayer is not a flashy move or a Breathing Technique. It is a quiet, powerful state of mind that only a few can reach. It gives full control in battle and the ability to see an enemy’s every weakness. That is why it is so rare and feared.

From legends like Yoriichi and Kokushibo to fighters like Tanjiro, Gyomei, Obanai, and Muichiro, this ability connects only the most focused and determined characters. It proves that true power comes from within, and it proves that one has mastered oneself.