[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"origin-from-thunder-breathing-to-the-multiverse":3,"chapter-from-thunder-breathing-to-the-multiverse-from-thunder-breathing-to-the-multiverse-chapter-37":6},{"origin":4,"title":5},"english","From Thunder Breathing to the Multiverse",{"chapter":7,"nextChapterSlug":19,"prevChapterSlug":20,"totalChapters":21,"novelImage":22},{"id":8,"novel_id":9,"title":10,"slug":11,"index":12,"content":13,"wordcount":14,"created_at":15,"updated_at":15,"volume":16,"translator":17,"content_hash":18},1676071,2141,"Chapter 37 37: The Wisdom of Two Worlds","from-thunder-breathing-to-the-multiverse-chapter-37",37,"\u003Cp>The next morning, under the pale light of dawn, Tachibana Kyūjō was already awake—earlier than usual.\u003C\u002Fp>\n\u003Cp>His footsteps echoed softly across the cobblestone path of the Demon Slayer Corps headquarters, starting a routine that used to feel like second nature: morning training.\u003C\u002Fp>\n\u003Cp>A slow jog. Nothing more.\u003C\u002Fp>\n\u003Cp>But even that didn't last long.\u003C\u002Fp>\n\u003Cp>Kyūjō stopped mid-stride, hunched over, struggling to breathe.\u003C\u002Fp>\n\u003Cp>Each gasp burned like fire in his chest.\u003C\u002Fp>\n\u003Cp>Though his body still bore the foundation of years of intense sword training and Thunder Breathing—strength forged through blood, pain, and sheer will—his internal organs told a different story.\u003C\u002Fp>\n\u003Cp>His right lung was all but useless.\u003C\u002Fp>\n\u003Cp>Just a little too much movement, and oxygen slipped away like water through his fingers.\u003C\u002Fp>\n\u003Cp>His hands went numb. His legs buckled. The world began to spin.\u003C\u002Fp>\n\u003Cp>If this kept up…\u003C\u002Fp>\n\u003Cp>His body would rot from within, slowly, painfully.\u003C\u002Fp>\n\u003Cp>\"Why... why did it have to be my lung...?\"\u003C\u002Fp>\n\u003Cp>\"Why couldn't it have been an arm or a leg…?\"\u003C\u002Fp>\n\u003Cp>Kyūjō stumbled to the side of the path, collapsing into a crouch, hands braced against his knees, wheezing in labored breaths.\u003C\u002Fp>\n\u003Cp>Each one sounded like it came from someone at death's door—rasping, broken, agonizing to hear.\u003C\u002Fp>\n\u003Cp>His body screamed at him to stop.\u003C\u002Fp>\n\u003Cp>But his heart screamed louder.\u003C\u002Fp>\n\u003Cp>He knew the truth.\u003C\u002Fp>\n\u003Cp>Because of him, this world might soon drown in darkness.\u003C\u002Fp>\n\u003Cp>That was why…\u003C\u002Fp>\n\u003Cp>He had no right to stop now.\u003C\u002Fp>\n\u003Cp>Recovering wasn't enough.\u003C\u002Fp>\n\u003Cp>He had to become stronger than ever before.\u003C\u002Fp>\n\u003Cp>Strong enough to defeat Muzan. Strong enough to surpass Kokushibō.\u003C\u002Fp>\n\u003Cp>\"Breathing…\"\u003C\u002Fp>\n\u003Cp>Teeth clenched, Kyūjō began forcing his lungs to fall into rhythm, trying to call forth the familiar pulse of Thunder Breathing's first form—something that had always been a part of him.\u003C\u002Fp>\n\u003Cp>But the moment he tried—\u003C\u002Fp>\n\u003Cp>Agony pierced through his chest like a blade from the inside.\u003C\u002Fp>\n\u003Cp>The world around him turned black.\u003C\u002Fp>\n\u003Cp>And his body hit the ground.\u003C\u002Fp>\n\u003Cp>—\u003C\u002Fp>\n\u003Cp>\"Kyūjō-sama!!\"\u003C\u002Fp>\n\u003Cp>Maekawa Hirosuke sprinted through the corridors, shouting as he neared the residence of the Ubuyashiki family.\u003C\u002Fp>\n\u003Cp>\"Oyakata-sama! Kyūjō-sama collapsed—he's in critical condition!\"\u003C\u002Fp>\n\u003Cp>\"Lady Tamayo is performing emergency treatment right now!\"\u003C\u002Fp>\n\u003Cp>Ubuyashiki Kagaya stepped out of his room with his usual composure, though a faint pallor touched his skin.\u003C\u002Fp>\n\u003Cp>\"What happened?\" he asked calmly but quickly.\u003C\u002Fp>\n\u003Cp>Hirosuke lowered his head, his voice tight with guilt.\u003C\u002Fp>\n\u003Cp>\"This morning... some of the others found Kyūjō-sama trying to exercise near the main road.\"\u003C\u002Fp>\n\u003Cp>\"Not long after that… he passed out.\"\u003C\u002Fp>\n\u003Cp>Kagaya's eyes narrowed slightly.\u003C\u002Fp>\n\u003Cp>He understood.\u003C\u002Fp>\n\u003Cp>Kyūjō must have realized everything.\u003C\u002Fp>\n\u003Cp>Kagaya sighed softly, a hand resting on the side of his robe.\u003C\u002Fp>\n\u003Cp>He had expected this day to come. Just not this soon.\u003C\u002Fp>\n\u003Cp>—\u003C\u002Fp>\n\u003Cp>When Tachibana Kyūjō opened his eyes, a familiar light greeted him from above.\u003C\u002Fp>\n\u003Cp>That ceiling… that bed…\u003C\u002Fp>\n\u003Cp>It all felt like déjà vu.\u003C\u002Fp>\n\u003Cp>He was back again.\u003C\u002Fp>\n\u003Cp>A bitter smile tugged at his lips.\u003C\u002Fp>\n\u003Cp>\"This really is the last place I ever wanted to return to.\"\u003C\u002Fp>\n\u003Cp>Beside him, Tamayo finally let out a quiet sigh of relief.\u003C\u002Fp>\n\u003Cp>\"...You really pushed yourself too far, Kyūjō-dono.\"\u003C\u002Fp>\n\u003Cp>Her voice carried the tone of an older sister scolding a reckless sibling—gentle, but full of worry.\u003C\u002Fp>\n\u003Cp>\"Should I assume everything I told you as a doctor just went in one ear and out the other?\"\u003C\u002Fp>\n\u003Cp>\"Let me make it perfectly clear—you are not allowed to use any form of Breathing Technique.\"\u003C\u002Fp>\n\u003Cp>\"Your lungs are far too damaged. They can't even handle light activity, let alone combat.\"\u003C\u002Fp>\n\u003Cp>\"If you had collapsed just a little farther from this facility… I'd be preparing a funeral, not treatment.\"\u003C\u002Fp>\n\u003Cp>Kyūjō closed his eyes again.\u003C\u002Fp>\n\u003Cp>His jaw tensed.\u003C\u002Fp>\n\u003Cp>He knew all of this. And yet… he'd done it anyway.\u003C\u002Fp>\n\u003Cp>Because what choice did he have?\u003C\u002Fp>\n\u003Cp>If he couldn't use Thunder Breathing… then how could he atone?\u003C\u002Fp>\n\u003Cp>How could he repay the lives that would surely be lost because of the mistakes he'd made?\u003C\u002Fp>\n\u003Cp>Because of the future he'd shattered?\u003C\u002Fp>\n\u003Cp>\"Kyūjō.\"\u003C\u002Fp>\n\u003Cp>The soft voice of Kagaya Ubuyashiki reached him from the side of the bed.\u003C\u002Fp>\n\u003Cp>\"You've figured it out, haven't you?\"\u003C\u002Fp>\n\u003Cp>Kyūjō didn't open his eyes.\u003C\u002Fp>\n\u003Cp>He simply nodded.\u003C\u002Fp>\n\u003Cp>Kagaya smiled quietly, then continued with a tone that was warm, yet firm.\u003C\u002Fp>\n\u003Cp>\"Kyūjō… do you believe we secretly resent you?\"\u003C\u002Fp>\n\u003Cp>\"That we blame you for failing to kill Kokushibō… for allowing the rise of a new Demon King?\"\u003C\u002Fp>\n\u003Cp>\"And because you think you can't fix what's happened… you've chosen to punish yourself instead?\"\u003C\u002Fp>\n\u003Cp>\"If so… then you're underestimating us.\"\u003C\u002Fp>\n\u003Cp>\"You're underestimating the Demon Slayer Corps. You're underestimating me, Ubuyashiki Kagaya.\"\u003C\u002Fp>\n\u003Cp>\"And most of all—you're underestimating yourself.\"\u003C\u002Fp>\n\u003Cp>His voice grew sharper.\u003C\u002Fp>\n\u003Cp>Stronger.\u003C\u002Fp>\n\u003Cp>\"Do you know what the Demon Slayer Corps really is?\"\u003C\u002Fp>\n\u003Cp>\"Do you know what it means to be part of the Ubuyashiki bloodline?\"\u003C\u002Fp>\n\u003Cp>\"For over a thousand years, we've fought demons in mortal bodies!\"\u003C\u002Fp>\n\u003Cp>\"Not with fleeting power, but with unwavering resolve!\"\u003C\u002Fp>\n\u003Cp>\"Even if one generation fails to destroy Muzan, the will to fight is passed down—again and again!\"\u003C\u002Fp>\n\u003Cp>\"Even when we lost all of our Hashira… and the Corps was on the brink of collapse…\"\u003C\u002Fp>\n\u003Cp>\"The swordsmen who remained stood tall!\"\u003C\u002Fp>\n\u003Cp>\"They never gave up!\"\u003C\u002Fp>\n\u003Cp>\"If everyone thought the way you do now, we would've disappeared from history long ago.\"\u003C\u002Fp>\n\u003Cp>\"And the world would belong to the demons.\"\u003C\u002Fp>\n\u003Cp>Kyūjō's eyes slowly opened.\u003C\u002Fp>\n\u003Cp>He looked up at Kagaya, expression conflicted.\u003C\u002Fp>\n\u003Cp>He knew Kagaya was right.\u003C\u002Fp>\n\u003Cp>But… his circumstances were different.\u003C\u002Fp>\n\u003Cp>Kyūjō wasn't born in this world.\u003C\u002Fp>\n\u003Cp>He knew what was supposed to happen.\u003C\u002Fp>\n\u003Cp>He knew this generation was meant to bring victory—that Muzan would fall, and the era of demons would end.\u003C\u002Fp>\n\u003Cp>But now…\u003C\u002Fp>\n\u003Cp>Because of him…\u003C\u002Fp>\n\u003Cp>Because he interfered…\u003C\u002Fp>\n\u003Cp>That future had changed.\u003C\u002Fp>\n\u003Cp>Will they still win?\u003C\u002Fp>\n\u003Cp>If so… how long will it take?\u003C\u002Fp>\n\u003Cp>How many more swordsmen and innocents will die in the meantime?\u003C\u002Fp>\n\u003Cp>The weight of it all bore down on his chest.\u003C\u002Fp>\n\u003Cp>So many lives.\u003C\u002Fp>\n\u003Cp>So much blood.\u003C\u002Fp>\n\u003Cp>So many regrets.\u003C\u002Fp>\n\u003Cp>Maybe this…\u003C\u002Fp>\n\u003Cp>Was how Yoriichi Tsugikuni once felt, when he failed to slay Muzan.\u003C\u002Fp>\n\u003Cp>Noticing the light fading from Kyūjō's eyes again, Kagaya took a breath and asked gently:\u003C\u002Fp>\n\u003Cp>\"Kyūjō… do you know when Breathing Techniques were first developed?\"\u003C\u002Fp>\n\u003Cp>\"Around three hundred years ago. During the Sengoku Era.\"\u003C\u002Fp>\n\u003Cp>\"Then what about before that? What did the swordsmen of the Corps do before those techniques existed?\"\u003C\u002Fp>\n\u003Cp>\"They still fought.\"\u003C\u002Fp>\n\u003Cp>\"Kyūjō… I'm not saying Breathing isn't important.\"\u003C\u002Fp>\n\u003Cp>\"But never forget…\"\u003C\u002Fp>\n\u003Cp>\"It's not the technique that makes someone strong.\"\u003C\u002Fp>\n\u003Cp>\"It's the human who wields it.\"\u003C\u002Fp>\n\u003Cp>\"Yoriichi created those styles from nothing.\"\u003C\u002Fp>\n\u003Cp>\"If he could forge strength from the void—then why can't you?\"\u003C\u002Fp>\n\u003Cp>\"Why not discover a new path—one that belongs to you and no one else?\"\u003C\u002Fp>\n\u003Cp>His words hit Kyūjō like a hammer to the chest.\u003C\u002Fp>\n\u003Cp>Yes.\u003C\u002Fp>\n\u003Cp>The true strength had never been in the forms or the breathing.\u003C\u002Fp>\n\u003Cp>It was in the will of the one who wielded them.\u003C\u002Fp>\n\u003Cp>And he—Tachibana Kyūjō—was the only human in this world…\u003C\u002Fp>\n\u003Cp>…who carried the wisdom and experience of two entire worlds in his mind.\u003C\u002Fp>\n\u003Cp>If he could combine what he'd learned from both…\u003C\u002Fp>\n\u003Cp>If he could truly fuse those teachings…\u003C\u002Fp>\n\u003Cp>Then surely—there had to be another way forward.\u003C\u002Fp>\n\u003Cp>Not the Thunder Breathing of Zenitsu.\u003C\u002Fp>\n\u003Cp>Not the Sun Breathing of Yoriichi.\u003C\u002Fp>\n\u003Cp>Not a style born from lineage or legacy.\u003C\u002Fp>\n\u003Cp>But a power that belonged to him, and him alone.\u003C\u002Fp>\n\u003Cp>A new strength.\u003C\u002Fp>\n\u003Cp>Forged from two worlds.\u003C\u002Fp>\n\u003Cp>— — — — — — — — — — — — — — — —\u003C\u002Fp>\n\u003Cp>📚 Want to read more chapters or get early access?\u003C\u002Fp>\n\u003Cp>Join my Patreon here:\u003C\u002Fp>\n\u003Cp>🔗 patreon.com\u002FFaaanzKun\u003C\u002Fp>\n\u003Cp>✅ Enjoy 35+ chapters ahead of WebNovel\u003C\u002Fp>\n\u003Cp>✅ Get 2 new chapters every day exclusively on Patreon\u003C\u002Fp>\n\u003Cp>Join now and dive deeper into the story—weeks ahead of public release!\u003C\u002Fp>\n\u003Cp>Thank you for your amazing support 💖\u003C\u002Fp>\n\u003Cp>— — —\u003C\u002Fp>",1284,"2026-06-06T13:14:23.720Z",1,"novelbin.me","9299f0b6414c50eb662d192bffe757e2bf96fbc0b042711d51f32fe1ac21cd3c","from-thunder-breathing-to-the-multiverse-chapter-38","from-thunder-breathing-to-the-multiverse-chapter-36",389,"https:\u002F\u002Fnovelzhen.com\u002Fimages\u002Fcovers\u002Ffrom-thunder-breathing-to-the-multiverse-cover.jpg"]