Yuji Itadori is the heart of Jujutsu Kaisen: a cheerful high-school kid with ridiculous strength who keeps asking what it means to live, and to die, the right way. He also talks exactly like a real Japanese teenager — casual, contracted, a little lazy at the edges — which makes him one of the best characters in the series for picking up everyday speech. I teach Japanese, and below are ten Yuji Itadori quotes in Japanese, printed in the original Japanese with rōmaji, a translation and the grammar underneath, plus an honest note on which lines you could actually say to a friend.
Can-you-use-it legend: ◎ = safe in real conversation · △ = fine in anime, odd in life · ✗ = don’t say this to a person.

Yuji Itadori quotes in Japanese
| Japanese | Rōmaji | English | Use it? |
|---|---|---|---|
| 自分が死ぬ時のことは分からんけど 生き様で後悔はしたくない | Jibun ga shinu toki no koto wa wakaran kedo, ikizama de kōkai wa shitakunai | I don’t know about the moment I die, but I don’t want to regret the way I lived | ◎ Deep, but sayable |
| そういう遺言なんでね。俺はとにかく人を助けたい | Sō iu yuigon nan de ne. Ore wa tonikaku hito o tasuketai | That was his last wish, you see. I just want to help people | ◎ Swap 俺 for 私 |
| 命の価値が曖昧になって 大切な人の価値まで分からなくなるのが 俺は怖い | Inochi no kachi ga aimai ni natte, taisetsu na hito no kachi made wakaranaku naru no ga, ore wa kowai | I’m scared that the value of life gets blurry, until I can’t even tell the value of the people I care about | △ Heavy |
| もう俺は負けない | Mō ore wa makenai | I won’t lose anymore | ◎ Great for sports |
| 友達だろ | Tomodachi daro | We’re friends, right? | ◎ With friends only |
| 先生とどっちが強い? | Sensei to dotchi ga tsuyoi? | Who’s stronger, him or you, Sensei? | ◎ Useful pattern |
| 小沢じゃん なにしてんの? | Ozawa jan, nani shiten no? | Hey, it’s Ozawa! What are you up to? | ◎ Very natural |
| 興味ねえって | Kyōmi nē tte | I said I’m not interested | △ Blunt |
| こっちはこっちでめんどくせえ呪いがかかってるんだわ | Kotchi wa kotchi de mendokusē noroi ga kakatteru n da wa | I’ve got my own annoying curse to deal with | △ Slangy |
| 俺ナナミンの分までちゃんと苦しむよ | Ore Nanamin no bun made chanto kurushimu yo | I’ll suffer properly, for Nanamin’s share too | △ Heavy |
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The grammar underneath each line
生き様で後悔はしたくない — けど and 〜たくない
This is the line that gets Yuji into Jujutsu High: Principal Yaga asks why he wants to become a sorcerer, and this is his answer. It is the most-voted Yuji line in Japanese fan polls, and the grammar is friendly. 分からん is a casual, slightly western-Japan way of saying 分からない (“I don’t know”). けど means “but” and is the spoken form of けれど. Next comes 後悔はしたくない: 後悔する (“to regret”) → 後悔したい (“want to regret”) → 後悔したくない (“don’t want to regret”).
Notice the は in 後悔はしたくない. Normally you would say 後悔をしたくない, but swapping を for は adds contrast: “Whatever else happens, regret is the one thing I don’t want.” 生き様 (ikizama) means “the way you live your life” — a strong, slightly dramatic word. A student could say a calm version in class: 明日のことは分からないけど、今日は頑張りたい (“I don’t know about tomorrow, but I want to do my best today”).
俺はとにかく人を助けたい — the 〜たい “want to” form
Yuji’s grandfather tells him to help people, and Yuji explains it in two short sentences. そういう遺言なんでね is “that kind of last wish” (遺言, yuigon) plus なんで, a casual “because it is,” plus ね to invite the listener to understand. The second sentence is the textbook 〜たい form: 助ける (“to help”) → 助け + たい = 助けたい, “want to help.”
とにかく means “anyway, above all, no matter what.” It is a brilliant word for learners because it lets you skip a long explanation: とにかく日本に行きたい! (“Anyway, I just want to go to Japan!”). This is one of the few lines in the whole series you can borrow almost as it is — change 俺 to 私 and it is a polite, sincere sentence for a school speech.
小沢じゃん なにしてんの? — how real teenagers squash words
Fans love this line precisely because it is so ordinary: Yuji runs into an old middle-school classmate and greets her the way any Japanese teenager would. It is a perfect sample of real spoken Japanese, because almost every piece is contracted:
| Piece | Full form | Meaning |
|---|---|---|
| 小沢じゃん | 小沢じゃないか | “Hey, it’s Ozawa!” — じゃん points out something surprising |
| なに | 何を | what — the を is dropped in speech |
| してん | している → してる → してん | doing — い falls out, after which る becomes ん |
| の? | のですか | a soft, friendly question ending |
Teacher’s note: 何してるの? is the version to practise first — it is natural with friends and family. 何をしていますか is the polite textbook form. じゃん is everywhere among young people: このケーキ、おいしいじゃん! (“Hey, this cake is good!”). With a teacher, keep it out.
先生とどっちが強い? — comparing two things
Yuji asks Gojo who is stronger, Gojo or Sukuna. The frame is simple and very useful: A と B と、どっちが〜? (“Of A and B, which is more …?”). Yuji drops one side because everybody already knows who he means. どっち is the casual form of どちら (“which of the two”).
The answer pattern is A のほうが〜: 五条先生のほうが強い. Kids use this all day: 犬と猫と、どっちが好き? — 猫のほうが好き! (“Dogs or cats, which do you like?” / “I like cats more!”). It is a great opening question with a new friend.

分からなくなるのが俺は怖い — なる, まで and のが怖い
This long line shows how Japanese builds a fear into one sentence. 曖昧になって uses 〜になる (“to become”): 曖昧 (“vague, blurry”) → 曖昧になる. Next, 分からなくなる is the negative form plus なる: “to become unable to tell.” まで adds “even”: 大切な人の価値まで, “even the value of the people I care about.”
Finally, the whole idea is turned into a noun with の, and が marks it as the thing he fears: 〜のが怖い. You can use this frame for small fears too: 人前で話すのが怖い (“I’m scared of speaking in front of people”), or the happier twin 〜のが好き: 絵を描くのが好き (“I like drawing”).
もう俺は負けない — もう with a negative
Yuji says this after his first painful fight against the curse Mahito. もう usually means “already,” but paired with a negative verb it flips to “not anymore”: もう負けない, “I won’t lose anymore.” The plain negative 負けない also works as a promise about the future, since Japanese has no separate future tense.
Compare もう食べた (“I already ate”) with もう食べない (“I won’t eat any more”). The second is very handy at dinner. And 次は負けない! (“I won’t lose next time!”) is a perfectly normal thing to say after a football match or a video game.
ナナミンの分まで — nicknames and 〜の分まで
ナナミン is Yuji’s nickname for Nanami, made by adding the cute ending ミン — something Japanese kids do with friends’ names all the time. Yuji is the only one who calls the serious Nanami this, which says a lot about their bond. 〜の分まで means “for someone’s share as well”: you do something for yourself and on behalf of someone who cannot.
In everyday life the pattern is warm, not sad: 休んだ友達の分まで頑張る (“I’ll try hard for my friend who is off sick, too”). ちゃんと (“properly, seriously”) is another word worth stealing: ちゃんと宿題をした? is the question every Japanese parent asks.
Is Yuji Itadori good for learning Japanese?
Honestly, yes — more than most battle-anime heroes. Yuji dialogue in Japanese sounds like a real high-school boy: friendly, contracted and full of じゃん, てる and けど. The catch is that it is casual and masculine. He uses 俺 for “I,” drops particles, and says things like めんどくせえ and 興味ねえ, in which the “ai” sound is roughly squashed into “ee.” That is fine among friends, but rude toward a teacher or an adult you have just met.
So keep the pattern and change the clothes: 興味ねえって becomes 興味ないです, 何してんの? becomes 何をしていますか, and 俺 becomes 私 or 僕. The quickest way to feel which version fits which person is to practise with real friends your own age — their reaction teaches you more in one conversation than a list of quotes ever can.
Keep going with the same method: our Jujutsu Kaisen quotes in Japanese guide covers the whole cast, and Nanami quotes in Japanese shows the calm, adult voice that Yuji looks up to. For the teacher who answers Yuji’s “who’s stronger” question, read Gojo quotes in Japanese. If you are starting from zero, our guide to learning Japanese with anime sets out a weekly routine, and our tuition page explains how live classes with Japanese friends work.
FAQ
What is Yuji Itadori’s most famous quote in Japanese?
自分が死ぬ時のことは分からんけど 生き様で後悔はしたくない (Jibun ga shinu toki no koto wa wakaran kedo, ikizama de kōkai wa shitakunai) — “I don’t know about the moment I die, but I don’t want to regret the way I lived.” He says it to Principal Yaga in the anime’s second episode, and it regularly tops Japanese fan polls of Yuji lines.
What does “Nanamin” mean?
ナナミン is a playful nickname for Kento Nanami, made from his family name plus the cute ending ミン. Japanese friends often shorten or decorate names like this. It is affectionate, so use it only with people who are happy to be teased a little.
Why does Yuji say 俺 instead of 私?
俺 (ore) is the casual, masculine “I” that most Japanese teenage boys use with friends. It fits Yuji’s easygoing, sporty character. With teachers, at work or with adults you don’t know well, 私 or 僕 is the safe choice.
Can I learn Japanese just by watching Jujutsu Kaisen?
You can pick up vocabulary, rhythm and a lot of casual grammar, especially with Japanese subtitles on. What anime can’t give you is feedback. Speaking skills come from saying sentences to real people and noticing how they react.
My child loves Jujutsu Kaisen. How do they practise with real Japanese speakers?
Tomodachi Japan is an online Japanese school for children living outside Japan, taught by Japanese school teachers in small classes of eight, with classmates their own age in Japan. Parents don’t need to speak Japanese — we guide you in English. The free school guide below has the timetable, tuition and scholarship details.

