Biography
Reo Osanai (小山内 怜央, Osanai Reo, April 23) is a Japanese voice actress (seiyuu) from Aomori Prefecture. She is affiliated with Office Osawa.
Also known as
小山内 怜央 · おさない れお
Photos
Profile images from TMDB · click to enlarge
3 images
Roles across career
Titles counted once; a person can act and direct on the same film (roles merged).
34
Acting credits
0
Directing
0
Writing
1
Other crew
Most critically rated
Highest TMDB score (min 100 votes)
- 1
★ 8.8Takopi's Original Sin
2025 · tv · as Classmate (voice)
- 2
★ 8.6The Fragrant Flower Blooms with Dignity
2025 · tv · as Junior High School Girl (voice)
- 3
★ 8.5The Dangers in My Heart
2023 · tv · as Female Student (voice)
- 4
★ 8.4BOCCHI THE ROCK!
2022 · tv · as Office Worker's Daughter (voice)
- 5
★ 8.3【OSHI NO KO】
2023 · tv · as Social Media Voices (voice)
- 6
★ 8.2Tower of God
2020 · tv · as Lebo (voice)
- 7
★ 7.8The Saint's Magic Power Is Omnipotent
2021 · tv · as Maid (voice)
- 8
★ 7.7Shikimori's Not Just a Cutie
2022 · tv · as Female Student (voice)
Most commercially successful
Highest TMDB vote count (attention / reach proxy; not box office)
- 1523 votes
Tower of God
2020 · tv
- 2341 votes
【OSHI NO KO】
2023 · tv
- 3250 votes
The Dangers in My Heart
2023 · tv
- 4240 votes
The Fragrant Flower Blooms with Dignity
2025 · tv
- 5240 votes
BOCCHI THE ROCK!
2022 · tv
- 6193 votes
Shikimori's Not Just a Cutie
2022 · tv
- 7188 votes
Takopi's Original Sin
2025 · tv
- 8
158 votesFarming Life in Another World
2023 · tv
Career timeline
By release / first air year · movie & TV merged
2020 1 title(s)
2022 2 title(s)
2023 7 title(s)
【OSHI NO KO】
tv · as Social Media Voices (voice) · ★ 8.3
Blue Orchestra
tv · as Marie (voice), as First-Year Student (voice) · ★ 6.9
Endo and Kobayashi Live! The Latest on Tsundere Villainess Lieselotte
tv · as Leon Schach (child) (voice) · ★ 6.8
Farming Life in Another World
tv · as Roage (voice) · ★ 7.7
KONOSUBA – An Explosion on This Wonderful World!
tv · as Girl (voice) · ★ 7.4
The Dangers in My Heart
tv · as Female Student (voice) · ★ 8.5
The Ice Guy and His Cool Female Colleague
tv · as (voice) · ★ 6.7
2024 8 title(s)
A Condition Called Love
tv · as Boy (voice), as Girl (voice) · ★ 7.2
Blue Box
tv · as Club Member (voice), as (voice) · ★ 7.9
BOCCHI THE ROCK! Recap Part 1
movie · as Office Worker's Daughter (voice) · ★ 6.8
Doctor Elise: The Royal Lady with the Lamp
tv · as Girl (voice) · ★ 7.5
Makeine: Too Many Losing Heroines!
tv · as Kurumi (voice), as Female Student (voice), as Elementary School Student (voice), as Hina Komari (voice) · ★ 8.2
Mission: Yozakura Family
tv · as Female Student C (voice), as Hostess (voice), as Nurse (voice) · ★ 7.5
Senpai Is an Otokonoko
tv · as Boy (voice) · ★ 7.3
SHOSHIMIN: How to Become Ordinary
tv · as Sanae Kawamata (voice) · ★ 7.5
2025 12 title(s)
Can a Boy-Girl Friendship Survive?
tv · as Boy A (voice) · ★ 6.8
Cultural Exchange with a Game Centre Girl
tv · as Aoi Kusakabe (voice), Theme Song Performance · ★ 7.8
Flower and Asura
tv · as Club Member (voice) · ★ 6.5
Harmony of Mille-Feuille
tv · as Student (voice) · ★ 6.8
Honey Lemon Soda
tv · as Yukino (voice) · ★ 8.1
KOWLOON GENERIC ROMANCE
tv · as Female Talent (voice) · ★ 7.2
Summer Pockets
tv · as (voice) · ★ 6.8
Takopi's Original Sin
tv · as Classmate (voice) · ★ 8.8
The Fragrant Flower Blooms with Dignity
tv · as Junior High School Girl (voice) · ★ 8.6
Touring After the Apocalypse
tv · as High School Girl (voice) · ★ 8.0
With You and the Rain
tv · as Café Clerk (voice) · ★ 7.1
Yano-kun's Ordinary Days
tv · as Sayaka Yoshida (voice) · ★ 7.3
