1. 盤上に立っていた チクリ棘を刺すようなこの痛みなど

Romaji: Banjō ni tatte ita chikuri toge o sasu yō na kono itami nado

Cultural Nuance: "The powerlessness of being manipulated like a pawn on a chessboard, and dismissing such a small, thorn-like pain as insignificant."

🗣 Japanese Insight: "Banjō" (盤上) refers to the playing surface of board games such as shogi, chess, or go. Even if one intends to move of one's own free will, the absurd structure in which the main characters are placed—"being nothing more than pawns moved across the chessboard of a grand destiny or a ruler's design"—is symbolized.

"Chikuri" (チクリ) is an onomatopoeia (phonetic/mimetic word) unique to the Japanese language that expresses the instantaneous pain when a needle or a thorn pricks slightly. Rather than the intense pain of physically tearing the body apart, it delicately depicts mental stress and conflict felt in daily life, and the small impatience smoldering in the depths of the chest.

In "kono itami nado" (この痛みなど), the ending "nado" conveys a dismissive, tough-front attitude. It expresses the desperate desire to believe that "such a trivial pain (a thorn) is nothing more than a dream or a passing illusion," while also revealing the painful wish to escape the reality of being bound to the chessboard of fate.

2. いつだって ただから回るヘイデイ 伝って なんて交わせばメイデイ

Romaji: Itsudatte tada karamawaru heidei tsutatte nante kawaseba meidei

Cultural Nuance: "A sense of isolation, caught between the dazzling heyday everyone else seems to celebrate and my own life spinning its wheels, while endlessly crying out an unanswered 'Mayday' (SOS)."

🗣 Japanese Insight: "Heyday" (ヘイデイ) is originally an English word meaning "the prime or golden age of life," but in this context, it refers to the societal expectation that youth should be celebrated, as well as the hollow, festival-like bustle of everyday life that keeps spinning its wheels. The emptiness of being left behind while the surroundings look bright is forcefully expressed by the verb "karamawaru" (から回る).

"Mayday" (メイデイ) is an international radio distress signal (SOS). It depicts a lonely state in which, no matter how exhausted or emotionally suffocated one becomes, those cries fail to reach others, leaving only desperate SOS calls echoing into the empty void.

By pairing the rhyming words "heyday" and "mayday," the lyric creates a striking contrast between an outward appearance of brilliance and an inner world of despair. It captures both the unique struggles of adolescence and the heartfelt cries for help that often go unheard.

3. 大人になったって 今みたいな頭でらったったった

Romaji: Otona ni nattatte ima mitai na atama de rattattatta

Cultural Nuance: "Even if I become an adult, I'll keep the same childlike way of seeing the world I have now and laugh life's hardships away."

🗣 Japanese Insight: "Ima mitai na atama" (今みたいな頭) refers to a pure, unconventional way of thinking—one driven by the impulses and recklessness of youth, free from adults' calculations of gain and loss or society's idea of what is "normal." It expresses both a resistance to losing that youthful sensibility with age and a strong affirmation of staying true to oneself.

"Rattattatta" (らったったった) is a rhythmic chant that does not have a specific meaning. It has a scat-like sound sung while taking light steps, conveying the state of laughing off reality with a bright tempo.

Even in an absurd and dark hellish situation, rather than holding one's head and feeling down, the state of advancing while laughing off with a playful rhythm like "rattattatta" is depicted. Like Denji in Chainsaw Man, even if one never becomes the neat, polished adult society expects, the lyric celebrates the rebellious spirit of laughing, surviving, and staying true to that rough, unconventional mindset.

4. 復讐の正体が 肺にのめり込んだみたい 鉛さえも

Romaji: Fukushū no shōtai ga hai ni nomerikonda mitai namari saemo

Cultural Nuance: "It feels as if the dark and heavy impulse called revenge has sunk into my lungs like lead."

🗣 Japanese Insight: "Namari" (鉛, lead) is a primary material used in bullets, strongly evoking the Gun Devil, the story's central nemesis. The lyric vividly reflects the anguish of Aki Hayakawa, whose family was killed by the Gun Devil and who lives as a Devil Hunter solely for the sake of revenge.

"Nomerikomu" (のめり込む) describes something sinking so deeply that it cannot easily be removed. The image of heavy lead—the symbol of revenge, representing Aki's hatred and anger toward the Gun Devil—embedded deep within the lungs, the organ essential for breathing, suggests that his very reason for living has become consumed by revenge.

Burdened by the overwhelming weight of revenge and a constant tightness in his chest, the lyric captures the tragic yet unwavering resolve of a Devil Hunter who continues to throw himself into battle.

5. 寄りかかりあって生きてる人生 依存したい衝動に酩酊

Romaji: Yorikakariatte ikiteru jinsei izon shitai shōdō ni meitei

Cultural Nuance: "A life of leaning on one another, with the overwhelming urge to depend on someone leaving the mind numb."

🗣 Japanese Insight: "Yorikakariau" (寄りかかりあう) describes the act of physically leaning on one another for support to keep from falling. It expresses the fragile emotional distance between people who carry wounds too deep to stand on their own and who come to rely on one another as they share their lives.

"Meitei" (酩酊) is a formal Sino-Japanese word describing a state of extreme intoxication in which one loses clear judgment. Here, the impulse to depend on a particular person or place is portrayed like a powerful intoxicant, numbing the mind and becoming an addictive temptation that cannot be escaped, even when one knows it is poisonous.

The lyric suggests a relationship that goes beyond simple friendship or warm companionship, one that can also be interpreted as fragile, distorted, and codependent. It echoes Denji's blind admiration for Makima, as well as the precarious yet deeply cherished bond shared by Denji, Aki, and Power as the "Hayakawa family," who find comfort in one another amid a brutal reality.

6. 常識なんて知らんぜ 聡明な瞳で世界を知る

Romaji: Jōshiki nante shiran ze sōmei na hitomi de sekai o shiru

Cultural Nuance: "To hell with common sense—I'll trust only my own eyes to discover the truth of the world."

🗣 Japanese Insight: "Shiran ze" (知らんぜ) is a very casual, masculine expression meaning "I don't care" or "I want nothing to do with it" in this context. It conveys a clear rejection of social rules, other people's values, and the "common sense" imposed by adults.

"Sōmei" (聡明) usually expresses academic cleverness or intelligence, but here it points to "purity that looks straight through the essence of things without being misled by others' lies or clouded filters."

Even if the world looks down on you as someone with "no common sense" or dismisses you as a fool, the lyric insists on believing only what you see and feel with your own eyes as the true nature of the world. This is the moment where Eve's ideal of a hero who remains true to his own convictions perfectly merges with Denji's unconventional strength.

7. 錆びたこの眼だけが 君をみよう

Romaji: Sabita kono manako dake ga kimi o miyō

Cultural Nuance: "With these wounded, worn-out eyes alone, I'll keep my gaze fixed only on you."

🗣 Japanese Insight: While "me" (目) generally refers to the eyes as a whole or is used broadly in figurative expressions, "manako" (眼) is written with the kanji for "eye" and carries a more literary, poetic nuance, emphasizing the eyeball itself or an intense, wide-open gaze. Here, reading the kanji "眼" as "manako" (まなこ) symbolizes a gaze filled with powerful emotion and unwavering determination.

The adjective "sabita" (錆びた) describes a state in which something has lost its original luster and is on the verge of losing its function after enduring countless battles and despair. It reflects a calm, unsparing gaze directed toward a self that is battered and far from flawless.

By using the limiting particle "dake" (だけ) in "sabita kono manako dake ga" (錆びたこの眼だけが), the lyric contrasts the speaker with a world that prefers to look only at what is beautiful or convenient. It expresses the unwavering resolve to keep looking at "you," refusing to look away no matter how harsh or tainted reality becomes.

🎤 Emotional Summary

Eve's "Fight Song" is the ultimate anthem of encouragement, celebrating the noble grit of those who, despite being placed upon the "chessboard" of absurdity and control, charge through a harsh world with laughter, armed with their unconventional instincts and unwavering gaze (manako / まなこ).

Burdened by the loneliness expressed through the "heyday / mayday" (ヘイデイ／メイデイ) wordplay and the crushing fate symbolized by "lead sunk into the lungs" (肺にのめり込んだ鉛), Denji and the others reject imposed notions of common sense with "Jōshiki nante shiran ze" (常識なんて知らんぜ) and press forward, trusting only their own convictions. Their way of life offers powerful encouragement to anyone struggling to find their place in modern society.

Precisely because it refuses to rely on comforting ideals, the song strikes straight at the heart. It stands as a powerful dark-hero anthem, filled with grit, chaos, and madness.

📚 Sources & References

• Eve "Fight Song" Official Release Information (Distributed December 28, 2022).

• TV Anime Chainsaw Man Official Production Notes & Episode 12 ED Tie-in Materials.

• Natalie / LisAni! / Real Sound / SPICE Interview Feature Articles (Eve's Hero Image and Song Production Background).