Yu Kobayashi is a Japanese voice actress.
| Series | GINTAMA - Mr. Ginpachi's Zany Class | Ayame Sarutobi (voice) | 2025-10-07 |
| Series | Moonrise | Eric Baker (voice) | 2025-04-10 |
| Movie | Shinsei Galverse | Iza (voice) | 2025-06-25 |
| Series | A Mangaka's Weirdly Wonderful Workplace | Arisa Nashida (voice) | 2025-10-06 |
| Series | The Witch and the Beast | Lowell (voice) | 2024-01-12 |
| Series | VTuber Legend: How I Went Viral After Forgetting to Turn Off My Stream | Sei Utsuki (voice) | 2024-07-08 |
| Series | Puniru Is a Kawaii Slime | Houdai (voice) | 2024-10-06 |
| Series | Fate/strange Fake | Lancer (voice) | 2024-12-31 |
| Movie | Crayon Shin-chan the Movie: Our Dinosaur Diary | San (voice) | 2024-08-09 |
| Series | The Tale of Outcasts | Astaroth (voice) | 2023-01-08 |
| Movie | Black Clover: Sword of the Wizard King | Charlotte Roselei (voice) | 2023-06-16 |
| Series | Bikkurimen | Oasis (voice) | 2023-10-05 |
| Series | Am I Actually the Strongest? | Giselotte Orteus (voice) | 2023-07-02 |
| Movie | Fate/strange Fake -Whispers of Dawn- | Lancer (voice) | 2023-07-02 |
| Series | BIRDIE WING -Golf Girls' Story- | Kaeda Oikawa (voice) | 2022-04-06 |
| Movie | Gintama: The Very Final | Ayame Sarutobi (voice) | 2021-01-08 |
| Series | Hortensia SAGA | Adelheid Olivier (voice) | 2021-01-07 |
| Series | Mushoku Tensei: Jobless Reincarnation | Suzanne (voice) | 2021-01-11 |
| Movie | Student Council Staff Members Movie 2 | Yokoshima Naruko | 2021-01-01 |
| Movie | Fate/Grand Order Final Singularity – Grand Temple of Time: Solomon | Enkidu (voice) | 2021-07-30 |
| Series | Ex-Arm | Sōma (voice) | 2021-01-11 |
| Series | To Your Eternity | Sandel (voice) | 2021-04-12 |
| Series | Record of Ragnarok | Hrist (voice) | 2021-06-17 |
| Series | Vlad Love | Maki Watabe (voice) | 2021-02-14 |
| Series | Dorohedoro | Noi (voice) | 2020-01-13 |
| Series | Somali and the Forest Spirit | Kakila (voice) | 2020-01-10 |
| Movie | High School Fleet Movie | Machiko Noma (voice) | 2020-01-18 |
| Series | HYPNOSISMIC -Division Rap Battle- Rhyme Anima | Otome Tohoten (voice) | 2020-10-02 |
| Movie | Attack on Titan: Chronicle | Sasha Blouse (voice) | 2020-07-17 |
| Series | Oh, Suddenly Egyptian God | Bastet (voice) | 2020-12-07 |
| Movie | KONOSUBA – God's blessing on this wonderful world! Legend of Crimson | Female Orc (voice) | 2019-08-30 |
| Series | Fate/Grand Order Absolute Demonic Front: Babylonia | Elkidu (voice) | 2019-10-05 |
| Movie | Attack on Titan: The Roar of Awakening | Sasha Blouse (voice) | 2018-01-13 |
| Movie | Steins;Gate 0: Valentine's of Crystal Polymorphism -Bittersweet Intermedio- | Ruka Urushibara | 2018-12-21 |
| Movie | GOD EATER Resonant Ops Theatre #00: The Discarded Bread | Sera Kisaragi (voice) | 2018-03-30 |
| Series | Steins;Gate 0 | Luka Urushibara (voice) | 2018-04-12 |
| Series | RErideD – Derrida, who leaps through time – | Donna (voice) | 2018-09-22 |
| Movie | Destiny Child | A. I. (voice) | 2018-05-01 |
| Series | Altair: A Record of Battles | Lelederik (voice) | 2017-07-07 |
| Movie | Student Council Staff Members Movie | Naruko Yokoshima | 2017-07-21 |
| Series | Glamorous Heroes | 2017-10-07 | |
| Series | Black Clover | Charlotte Roselei (voice) | 2017-10-03 |
| Series | Danganronpa 3: The End of Hope's Peak High School | Mahiru Koizumi (voice) | 2016-07-14 |
| Series | BBK/BRNK | Diana Arsenyevna Balakireva (voice) | 2016-01-09 |
| Series | Showa Genroku Rakugo Shinju | Konatsu (voice) | 2016-01-09 |
| Series | Witchy Precure! | 2016-02-07 | |
| Movie | Danganronpa 3: The End of Hope's Peak Academy - Hope Arc | Mahiru Koizumi (voice) | 2016-09-29 |
| Series | Kiss Him, Not Me | Kae Serinuma (voice) | 2016-10-07 |
| Series | Tiger Mask W | Miss X (voice) | 2016-10-02 |
| Movie | Attack on Titan: Wings of Freedom | Sasha Blouse (voice) | 2015-06-27 |
| Series | World Break: Aria of Curse for a Holy Swordsman | Tokiko Kanzaki (voice) | 2015-01-11 |
| Series | Blood Blockade Battlefront | Chain Sumeragi | 2015-04-05 |
| Series | Classroom Crisis | Angelina (voice) | 2015-07-04 |
| Series | Monster Musume: Everyday Life with Monster Girls | Smith (voice) | 2015-07-07 |
| Series | Lovely Muuuuuuuco! | Tamaki-kun (voice) | 2015-10-03 |
| Series | Attack on Titan: Junior High | Sasha Blouse (voice) | 2015-10-04 |
| Series | Chivalry of a Failed Knight | Ayase Ayatsuji (voice) | 2015-10-03 |
| Movie | Attack on Taikan | Sasha Blouse (voice) | 2014-03-19 |
| Movie | Doraemon: New Nobita's Great Demon - Peko and the Exploration Party of Five | Peko (voice) | 2014-03-08 |
| Series | Magi: Adventure of Sinbad (OVA) | Falan (voice) | 2014-05-16 |
| Series | My Big Sister Arrived | Hanazono Mitsuru | 2014-01-09 |
| Series | Lord Marksman and Vanadis | Fomina Elizaveta | 2014-10-04 |
| Movie | Inazuma Eleven ChouJigen Dream Match | (voice) | 2014-06-13 |
| Series | Denki-gai | G Men | 2014-10-02 |
| Movie | Attack on Titan: Crimson Bow and Arrow | Sasha Blouse (voice) | 2014-11-22 |
| Series | Chain Chronicle | Kiki (voice) | 2014-09-06 |
| Series | Attack on Titan | Sasha Blouse (voice) | 2013-04-07 |
| Series | Senran Kagura: Ninja Flash | Katsuragi | 2013-01-06 |
| Movie | Aura: Koga Maryuin's Last War | Oda (voice) | 2013-04-13 |
| Movie | Gintama The Movie: The Final Chapter - Be Forever Yorozuya | Ayame Sarutobi (voice) | 2013-07-04 |
| Series | Attack on Titan Picture Drama | Sasha Blouse (voice) | 2013-07-17 |
| Movie | Steins;Gate: The Movie - Load Region of Déjà Vu | Ruka Urushibara (voice) | 2013-04-20 |
| Series | Hyperdimension Neptunia | Rei Kiseijyō (Rei Ryghts) (voice) | 2013-07-12 |
| Series | Daily Lives of High School Boys | Yanagi (voice) | 2012-01-10 |
| Series | Ginga e Kickoff!! | Shou Oota (voice) | 2012-04-07 |
| Series | Kamisama Kiss | Isohime (voice) | 2012-10-02 |
| Movie | Combustible | Oume (voice) | 2012-06-04 |
| Series | One Off | Cynthia B. Rogers (voice) | 2012-08-05 |
| Series | Fractale | Clain (voice) | 2011-01-14 |
| Series | Is This a Zombie? | Imaginary Eu (voice) | 2011-01-11 |
| Series | Steins;Gate | Luka Urushibara (voice) | 2011-04-06 |
| Series | You're Being Summoned, Azazel-san | Undine (voice) | 2011-04-08 |
| Series | Horizon in the Middle of Nowhere | Honda Futayo (voice) | 2011-10-01 |
| Series | Dance in the Vampire Bund | Mei Ren | 2010-01-07 |
| Series | Maid Sama! | Shizuko Kaga (voice) | 2010-04-02 |
| Series | Okamikakushi: Masque of the Wolf | Hiroshi Kuzumi (voice) | 2010-01-07 |
| Series | Sound of the Sky | Rio Kazumiya | 2010-01-05 |
| Series | Arakawa Under the Bridge | Amazoness (voice) | 2010-04-05 |
| Series | Seikimatsu Occult Academy | Chihiro Kawashima (voice) | 2010-07-06 |
| Movie | Gintama: The Movie | Sarutobi Ayame (voice) | 2010-04-24 |
| Series | Maria Holic | Mariya Shidō (voice) | 2009-01-04 |
| Series | Higepiyo | Hiroshi (voice) | 2009-04-03 |
| Series | Umineko: When They Cry | Kanon | 2009-07-02 |
| Series | Nyan Koi! | Nagi Ichinose | 2009-10-02 |
| Series | Kamen no Maid Guy | Miwa Hirano | 2008-04-05 |
| Series | Amatsuki | Benitobi (voice) | 2008-04-04 |
| Series | Candy Boy | Shizuku Sakurai (voice) | 2008-05-02 |
| Movie | Hells | Female Gatekeeper (voice) | 2008-10-18 |
| Series | Sands of Destruction | Lia Dragonell | 2008-07-07 |
| Series | Magician's Academy | Synclavier the Siren | 2008-10-05 |
| Series | Inazuma Eleven | 雾野兰丸 | 2008-10-05 |
| Series | Bakugan Battle Brawlers | Dan Kuso | 2007-04-05 |
| Series | Touka Gettan | 六条章子 | 2007-04-02 |
| Series | Sayonara Zetsubou Sensei | Kaere Kimura (voice) | 2007-07-07 |
| Series | Baccano! | Nice Holystone (voice) | 2007-07-27 |
| Series | Magical Travelers | Ryo Sengoku (voice) | 2006-01-06 |
| Series | Tsuyokiss | Nagomi Yashi (voice) | 2006-07-02 |
| Series | Buso Renkin | Chitose Tateyama | 2006-10-04 |
| Movie | Animal Crossing: The Movie | Yuu (voice) | 2006-12-16 |
| Series | TOKYO TRIBE 2 | Sunmi (voice) | 2006-11-11 |
| Series | Starship Operators | Minase Shinohara | 2005-01-05 |
| Series | Happy Seven | Mahiru Oki | 2005-10-02 |
| Series | Madam is a Magical Girl | Katsura | 2005-07-03 |
| Series | Dan Doh!! | 2004-04-03 | |
| Series | Pandalian | (voice) | 2004-12-19 |
| Movie | Inuyasha the Movie 4: Fire on the Mystic Island | Dai (voice) | 2004-12-23 |
| Series | Planetes | Unknown | 2003-10-04 |
| Series | Duel Masters | Dewey Mouse (voice) | 2002-10-21 |