Iori Saeki

Acting

Born July 22, 1994 (age 32)

Kanagawa, Japan

Iori Saeki (佐伯伊織 ) also known by the stage name NU-KO, is a Japanese singer and voice actress affiliated with Swallow. Beginning her activities as a dōjin (self-published) musician in 2012, she began voice acting activities in 2018. She is known for her roles as King Halo in Uma Musume Pretty Derby, Maiko Kurashiki in Hachigatsu no Cinderella Nine, and Kimie "Tanpopo" Kamata in Oresuki.

Filmography

An Observation Log of My Fiancée Who Calls Herself a Villainess

An Observation Log of My Fiancée Who Calls Herself a Villainess2026 · Silica Lunea (voice)

Stiletto

Stiletto2026 · Shirley Grantz (voice)

Journal with Witch

Journal with Witch2026 · Motchi (voice)

A Mangaka's Weirdly Wonderful Workplace

A Mangaka's Weirdly Wonderful Workplace2025 · Shiori Asakura (voice)

100 METERS

100 METERS2025 · Kawano (voice)

Harmony of Mille-Feuille

Harmony of Mille-Feuille2025 · Sayaka Iguchi (voice)

The Shy Hero and the Assassin Princesses

The Shy Hero and the Assassin Princesses2025 · Ciel (voice)

Umayuru: Pretty Gray

Umayuru: Pretty Gray2025 · King Halo (voice)

Umamusume: Pretty Derby - Beginning of a New Era

Umamusume: Pretty Derby - Beginning of a New Era2024 · King Halo (voice)

Umamusume: Pretty Derby - Road to the Top Movie

Umamusume: Pretty Derby - Road to the Top Movie2024 · King Halo (voice)

Vampire Dormitory

Vampire Dormitory2024 · Woman C (voice)

Uma Musume Pretty Derby 5th EVENT ARENA TOUR "GO BEYOND" - YELL - & - NEW GATE -

Uma Musume Pretty Derby 5th EVENT ARENA TOUR "GO BEYOND" - YELL - & - NEW GATE -2024 · King Halo

Pon no Michi

Pon no Michi2024 · Pai Kawahigashi (voice)

Uma Musume Pretty Derby 5th EVENT ARENA TOUR GO BEYOND -WISH- & -GAZE-

Uma Musume Pretty Derby 5th EVENT ARENA TOUR GO BEYOND -WISH- & -GAZE-2023 · King Halo

The Quintessential Quintuplets∽

The Quintessential Quintuplets∽2023 · Tsubaki (voice)

The Dreaming Boy Is a Realist

The Dreaming Boy Is a Realist2023 · Mina Ichinose (voice)

Blue Orchestra

Blue Orchestra2023 · Rika Togane (voice)

SSSS.DYNAZENON Grand Episode

SSSS.DYNAZENON Grand Episode2023 · Kano Minami (voice)

The Tale of Outcasts

The Tale of Outcasts2023 · Vivian (voice)

Saving 80,000 Gold in Another World for My Retirement

Saving 80,000 Gold in Another World for My Retirement2023 · Ilse (voice)

The Iceblade Sorcerer Shall Rule the World

The Iceblade Sorcerer Shall Rule the World2023 · Amelia Rose (voice)

Umayuru

Umayuru2022 · King Halo (voice)

Welcome to Hard Times

Welcome to Hard Times2022 · Moe Yanagida (voice)

Mirage Queen Prefers Circus

Mirage Queen Prefers Circus2022 · Ai Iwasaki (voice)

The Executioner and Her Way of Life

The Executioner and Her Way of Life2022 · Menou (voice)

Aharen-san wa Hakarenai

Aharen-san wa Hakarenai2022 · Henzan-sensei (voice)

Uma Musume Pretty Derby 4th EVENT "SPECIAL DREAMERS!!"

Uma Musume Pretty Derby 4th EVENT "SPECIAL DREAMERS!!"2022 · King Halo

Akebi's Sailor Uniform

Akebi's Sailor Uniform2022 · Mika (voice)

Muv-Luv Alternative

Muv-Luv Alternative2021 · Kei Ayamine (voice)

ラピスリライツ・スターズ 1st Orchestra「LIGHT UP the MAGIC」

ラピスリライツ・スターズ 1st Orchestra「LIGHT UP the MAGIC」2021

How a Realist Hero Rebuilt the Kingdom

How a Realist Hero Rebuilt the Kingdom2021 · Julia (voice)

Revue Starlight: The Movie

Revue Starlight: The Movie2021 · (voice)

SSSS.DYNAZENON

SSSS.DYNAZENON2021 · College student β (voice)

Last Resort

Last Resort2020 · Yashiro Chikama (voice)

Revue Starlight: Rondo Rondo Rondo

Revue Starlight: Rondo Rondo Rondo2020 · Class B Costumer (voice)

Umayon

Umayon2020 · King Halo (voice)

Hit So Hard

Hit So Hard2020 · Ashley (voice)

Revue Starlight 3rd StarLive "Starry Diamond"

Revue Starlight 3rd StarLive "Starry Diamond"2020 · Yuyuko Tanaka

Revue Starlight 3rd StarLive "Starry Diamond" - Documentary

Revue Starlight 3rd StarLive "Starry Diamond" - Documentary2020 · Self

Nekopara

Nekopara2020 · Vanilla (voice)

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