Takopi's Original Sin

Also known as Takopii no Genzai

ONA Finished 2025 Unrated

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A Happy alien, Takopi, lands on Earth with one mission: to spread happiness! When he meets Shizuka, a lonely fourth grader, he vows to bring back her smile using his magical Happy Gadgets. But as he uncovers the pain in her life, Takopi learns that true happiness may require more than gadgets.

Studio: ENISHIYA
Episodes: 6 listed
Runtime: about 23 minutes per episode
Genres: Drama, Psychological, Sci-Fi

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Characters & voices

Meet the characters and their Japanese voice actors.

Takopi

TakopiMain character

Kurumi Mamiya

Kurumi MamiyaJapanese voice

Shizuka Kuze

Shizuka KuzeMain character

Reina Ueda

Reina UedaJapanese voice

Marina Kirarazaka

Marina KirarazakaMain character

Konomi Kohara

Konomi KoharaJapanese voice

Naoki Azuma

Naoki AzumaMain character

Anna Nagase

Anna NagaseJapanese voice

Chappy

ChappySupporting character

Natsumi Fujiwara

Natsumi FujiwaraJapanese voice

Junya Azuma

Junya AzumaSupporting character

Ryouta Oosaka

Ryouta OosakaJapanese voice

Marina no Haha

Marina no HahaSupporting character

Ayumi Tsunematsu

Ayumi TsunematsuJapanese voice

Sensei

SenseiCharacter

Mari Hino

Mari HinoJapanese voice

Happy Mama

Happy MamaCharacter

Mamiko Noto

Mamiko NotoJapanese voice

Marina no Yuujin

Marina no YuujinCharacter

Hiyori Kouno

Hiyori KounoJapanese voice

Marina no Yuujin

Marina no YuujinCharacter

Natsumi Kawaida

Natsumi KawaidaJapanese voice

Marina no Yuujin

Marina no YuujinCharacter

Asaki Yuikawa

Asaki YuikawaJapanese voice

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