
Nao Kosaka
Acting • Born 2002-09-07
Biography
Nao Kosaka is a Japanese singer, model, actress and member of the female Japanese idol group Hinatazaka46. She is an exclusive model for the female fashion magazine Seventeen. On August 13, 2017, Kosaka passed the auditions for new members of Keyakizaka46's subgroup Hiragana Keyakizaka46 and entered the group as the second generation. She made her debut in the song "No War in the Future", a B-side to "Kaze ni Fukarete mo". On May 19, 2018, Kosaka made her runway debut at the GirlsAward 2018 SPRING/SUMMER show. On May 21, 2018, Seventeen announced that she will be one of the magazine's exclusive model. After Hiragana Keyakizaka46 was renamed to Hinatazaka46 in February 2019, Kosaka was selected to hold the center position in their debut single, "Kyun". She continued to hold the position for every single released by the group since. Kosaka was casted as the main character in the 2019 mystery film Japanese Doll of Terror (恐怖人形, Kyōfu Ningyō). She is also slated to appear in Hinomaru Soul, an upcoming film about ski jumping at the 1998 Winter Olympics, in which her character is based on retired ski jumper Yoshiko Yoshiizumi. In April 2021, Kosaka announced that her solo photobook, produced by the Seventeen magazine editorial staff, would be released on June 29. She would be the third Hinatazaka46 member to release a solo photobook, after Miho Watanabe and Kyōko Saitō. As a dinosaur enthusiast, she was also appointed the ambassador for Sony's DinoScience exhibition, which would be held from July to September. Kosaka played volleyball in middle school and occasionally demonstrates her skill in her appearances. She has an older brother who is a Keyakizaka46 fan. Kosaka's main interests include dinosaurs and reptiles. She also enjoys comedy shows and named Kazuya Kojima of Unjash and Audrey as her favorite comedians.
Filmography
39 credits
Hope and Despair: Those Tears that Nobody Knows of
Movie • 2022
Herself

Hinatazaka46 3rd Single Release Commemorative One-Man Live
Movie • 2019
Herself

Hinatazaka46 Storytellers
Movie • 2020
Herself

Watanabe Miho Graduation Ceremony
Movie • 2022
Herself

HINAKURI 2019 ~Seventeen Santa Clauses and Christmas in the Sky~
Movie • 2019

HINATAZAKA46 Live Online,YES!with YOU!
Movie • 2020

Hinatazaka46 Debut Countdown Live!!
Movie • 2019

W-KEYAKI FES. 2022 「Hinatazaka46」
Movie • 2022
Herself

4th Year Memorial Live
Movie • 2023

Spring Unit Festival
Movie • 2021
Herself

Hinatazaka46's Happy Train Tour 2023 in Osaka Castle Hall
Movie • 2023
Herself

MEMORIAL LIVE: 2nd Hinatansai
Movie • 2021
Herself

Hiragana Christmas 2018
Movie • 2018
Self

HINAKURI 2022
Movie • 2022
Herself

Third Year Debut: The Documentary of Hinatazaka46
Movie • 2020
Herself

The Japanese Doll
Movie • 2019
Yuri Hirai

JUMP!!:The Heroes Behind the GOLD
Movie • 2021
Noriko Kobayashi

Ayumi
Movie • 2018

6th Year Memorial Live
Movie • 2025
Herself

日向坂46 6回目のひな誕祭
Movie

日向坂46 BRAND NEW LIVE「OVER THE RAINBOW」
Movie

日向坂46 5回目 ひな誕祭
Movie

日向坂46「Happy Magical Tour 2024」 in 東京ドーム
Movie • 2024

日向坂46 「Happy Smile Tour 2022」
Movie • 2022

日向坂46 ARENA TOUR 2025 「MONSTER GROOVE」
Movie • 2025

日向坂46「卒業写真だけが知ってる」 Live from Happy Magical Tour 2024 @ 東京ドーム
Movie • 2025

日向坂46「ひなたフェス2024」
Movie • 2024
Self

That Time I Got Reincarnated as a Slime the Movie: Tears of the Azure Sea
Movie • 2026
Mio (voice)

Let's Meet at Hinatazaka
TV • 2019

Hiragana Oshi
TV • 2018
Nao Kosaka

Dasada
TV • 2020
Sada Yuria

Let's Meet at Hinatazaka
TV • 2019
Nao Kosaka

HINABINGO!
TV • 2019
Nao Kosaka

This is Hinatazaka46. Can I have a minute?
TV • 2020
Nao Kosaka

セルフ Documentary of 日向坂46
TV • 2019
Nao Kosaka

This is Hinatazaka46. Can I have a minute?
TV • 2020

Let's Meet at Hinatazaka
TV • 2019
Kosaka Nao

大好き!日向坂46!!
TV • 2020

Strobe Edge
TV • 2025
Sayuri Uehara