As of July 2026, Elfen Lied Season 1 aired in 2004 with 13 episodes. Full episode guide and where to watch below.
Elfen Lied Season 1 poster
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Elfen Lied Season 1

2004 13 Episodes Action & Adventure · Animation ⭐ 8/10

Elfen Lied Season 1 has built a real following among viewers who want their sci-fi to think as hard as it looks. The 1-season run is exactly the right length for what it is doing. An 8/10 rating says what the writing already makes obvious: this one works. Chihiro Suzuki sets the tone, and the world-building does the rest. Available now — press play and find out why people keep recommending it.

Elfen Lied Season 1 is not trying to be everything to everyone, and that focus is exactly what makes it work. Elfen Lied Season 1 uses its genre premise as cover for asking bigger questions. Season 1 of Elfen Lied includes 13 episodes. It aired from July 2004 to October 2004. This season stars Chihiro Suzuki, Sanae Kobayashi and Emiko Hagiwara. Chihiro Suzuki and Sanae Kobayashi lead a cast that brings real weight to the material. It was aired in 2004. What separates Elfen Lied Season 1 from lesser genre entertainment is a willingness to let the concept cost the characters something. It rarely drops the ball, and when it does, it recovers fast.

For late-night viewing or a proper weekend binge, Elfen Lied Season 1 fits the bill. If you have run out of similar titles to watch, this is a strong next pick. It is a manageable watch, easy to fit into a single week. Chihiro Suzuki anchors it with a performance that makes the more abstract moments feel personal. If you have been burned by ambitious sci-fi before, this is the exception.

📡 Where to Watch Elfen Lied Season 1

Not currently available on major streaming platforms. Check back soon.

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🎬 Elfen Lied Season 1 — Episode Guide

E1
A Chance Encounter
2004-07-25
An unknown girl with invisible hands, or vectors, and telepathic powers escapes from a secret facility. The next day two cousins, Kouta and Yuka, find her. But she is different from before. She can only say one word, nyuu. Not knowing anything about her, the two cousins take her in. Kurama, the head...
E2
Annihilation
2004-08-01
The offshore facility, headed by the scientist Kurama, sends a special task force, headed by the ruthless, cold-hearted assassin Bando, to hunt down Lucy at a beach in Kamakura. However, they only encounter her in her innocent "Nyu" state. She is hit over the head by Bando. Bando then tells his part...
E3
Deep Feelings
2004-08-08
It’s the calm after the storm... but the calm won’t last long. Kurama and the secret facility are sending two people after Lucy. One is the newly healed and stronger Bando. The other is a diclonius just like Lucy. At Kouta’s house, Yuka and a homeless girl named Mayu talk about the events that happe...
E4
Attack
2004-08-15
After alerting the soldiers and Kurama to Lucy’s whereabouts, Nana confronts her and the two begin to fight in a cemetery. Can Nana hold Lucy off long enough for Kurama and the others to arrive? Meanwhile, hearing loud noises in the cemetery, Mayu stumbles upon the two fighting.
E5
Receipt
2004-08-22
Mayu’s tragic past is revealed. She remembers back to when she ran away from home. At school, Yuka and Kouta’s new professor is none other than Yu Kakuzawa, Chief Kakuzawa’s son. He instantly notices Nyuu as Lucy and tricks Kouta into handing her over to him.
E6
Innermost Feelings
2004-08-29
Bando escapes from the hospital, still trying to find Lucy to satisfy his grudge against her. Professor Kakuzawa Yū's decapitated body is found by his assistant and Kohta. While searching for Lucy, Kohta and Yuka develop a fondness for each other as displayed through a kiss. Finally, Lucy is found b...
E7
Confrontation
2004-09-05
After fighting, Bando and Nana realize that they are allies and not enemies. Nana agrees to bring Lucy to the beach when she senses her. Meanwhile, at the temple, Mayu meets Nana. The two become friends and Mayu agrees to bring Nana back to her house for food.
E8
The Beginning
2004-09-12
After Lucy is knocked out by Nana Kouta tends to her. She sleeps and relives her childhood in a dream, revealing many things about her. Meanwhile, Nana tells Mayu about Lucy and the diclonius and Arakawa is called in to work for Director Kakuzawa...
E9
Reminiscence
2004-09-19
More of Lucy's past is revealed: Her meeting with Kouta, their friendship that will end in tragedy, and the reason why Lucy became the killer she is today.
E10
Infant
2004-09-26
Lucy and Nana start to fight, but Mayu stops them and Lucy turns back to Nyuu, hugging Kouta and telling him she likes him. Later, Kurama's past is revealed and so is more about the dicloniuses.
E11
Complication
2004-10-03
Number 35, Mariko, is released and immediately kills the soldiers around her. The professors, who were prepared for this, set off one of the explosives inside her, destroying her arm. Later, they fly her to where Nyuu and Nana are. Meanwhile, Nana is enjoying living in the inn but Kouta tells her sh...
E12
Quagmire
2004-10-10
Mariko is torturing and playing with Nana like an insect while Kouta runs to her to protect her. Mariko temporally looses her vectors, thanks to Nana, and has to be sent back. Nyuu follows Kouta, but when the soldiers start to shoot at her she turns into Lucy. Seeing the bloodthirsty Lucy, Kouta rec...
E13
No Return
2004-10-17
Yuka informs Mayu of Kouta's past. Meanwhile, Lucy and Mariko find each other and face off in a fight. Now, Nana and Kurama have to find Mariko because Kurama needs to kill her...

🎭 Cast of Elfen Lied Season 1

Chihiro Suzuki
Chihiro Suzuki
Kouta (voice)
Sanae Kobayashi
Sanae Kobayashi
Lucy / Nyuu (voice)
Emiko Hagiwara
Emiko Hagiwara
Mayu (voice)
Hiroaki Hirata
Hiroaki Hirata
Professor Kakuzawa Yu (voice)
Hitomi Nabatame
Hitomi Nabatame
Kouta (child) / Shirakawa (voice)
Jouji Nakata
Jouji Nakata
Bandou (voice)
Kinryu Arimoto
Kinryu Arimoto
Chief Kakuzawa (voice)
Maria Yamamoto
Maria Yamamoto
Kanae (voice)
Osamu Hosoi
Osamu Hosoi
Kurama (voice)
Tomoko Kawakami
Tomoko Kawakami
Mariko (voice)

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