Souma Saitou is a Japanese voice actor affiliated with 81Produce.
| Series | #COMPASS2.0 ANIMATION PROJECT | Reiya (voice) | 2025-04-08 |
| Movie | IDOLiSH7 First BEAT! Movie Edition Part 2 | Tenn Kujo (voice) | 2025-12-05 |
| Movie | IDOLiSH7 First BEAT! Movie Edition Part 1 | Tenn Kujo (voice) | 2025-10-03 |
| Series | My Friend's Little Sister Has It In for Me! | Ozuma Kohinata (voice) | 2025-10-04 |
| Movie | The Last Blossom | Wakamatsu (voice) | 2025-10-10 |
| Series | Tojima Wants to Be a Kamen Rider | Mitsuba Shimamura (voice) | 2025-10-05 |
| Series | SI-VIS: The Sound of Heroes | JUNE (voice) | 2025-10-05 |
| Series | Doctor Elise: The Royal Lady with the Lamp | Mikhail de Romanoff (voice) | 2024-01-10 |
| Movie | HAIKYU!! The Dumpster Battle | Tadashi Yamaguchi (voice) | 2024-02-16 |
| Movie | BLUE LOCK THE MOVIE -EPISODE NAGI- | Hyoma Chigiri (voice) | 2024-04-19 |
| Series | Astro Note | Takumi Miyasaka (voice) | 2024-04-05 |
| Series | Code Geass: Rozé of the Recapture | Arnold Renck (voice) | 2024-06-21 |
| Series | Magical Destroyers | SHOBON (voice) | 2023-04-08 |
| Movie | Gridman Universe | Sho Utsumi (voice) | 2023-03-24 |
| Series | Sugar Apple Fairy Tale | Gladice / Rafal Fen Rafal (voice) | 2023-01-06 |
| Movie | IDOLiSH7 7th Anniversary Event "ONLY ONCE, ONLY 7TH" | Tenn Kujo | 2023-04-26 |
| Series | UniteUp! | Lin Ootsuki (voice) | 2023-01-07 |
| Series | Bikkurimen | Phoenix (voice) | 2023-10-05 |
| Series | Undead Murder Farce | Jack the Ripper (voice) | 2023-07-06 |
| Series | Beyblade X | Ekusu Kurosu / Kamen X (voice) | 2023-10-06 |
| Series | The Seven Deadly Sins: Four Knights of the Apocalypse | Chion (voice) | 2023-10-08 |
| Movie | The Quintessential Quintuplets∽ | Takeda (voice) | 2023-07-14 |
| Series | Rurouni Kenshin | Kenshin Himura (voice) | 2023-07-07 |
| Series | The Genius Prince's Guide to Raising a Nation Out of Debt | Wein Salema Arbalest (voice) | 2022-01-11 |
| Movie | Ensemble Stars!! -Road to Show-- | Hinata Aoi (voice) | 2022-03-04 |
| Series | Sasaki and Miyano | Yoshikazu Miyano (voice) | 2022-01-10 |
| Series | Tokyo 24th Ward | Kunai (voice) | 2022-01-06 |
| Movie | Eternal 831 | Suzushirō Asano (voice) | 2022-03-18 |
| Series | Orient | Kojiro Kanemaki (voice) | 2022-01-06 |
| Series | RWBY: Ice Queendom | Lie Ren (voice) | 2022-07-03 |
| Movie | Toku: Touken Ranbu: Hanamaru ~Setsugetsuka~ Hana no Maki | 2022-07-08 | |
| Series | Heroines Run the Show | Yui (voice) | 2022-04-07 |
| Series | BLUE LOCK | Hyoma Chigiri (voice) | 2022-10-09 |
| Series | The Human Crazy University | Jack (voice) | 2022-10-05 |
| Series | Engage Kiss | Shu Ogata (voice) | 2022-07-03 |
| Movie | Backflip!! The Movie | Kyoichi Ryugamori (voice) | 2022-07-02 |
| Series | Ex-Arm | Akira Natsume (voice) | 2021-01-11 |
| Series | Burning Kabaddi | Hiromoto Utou (voice) | 2021-04-03 |
| Series | I★Chu: Halfway Through the Idol | Tatsumi Madarao (voice) | 2021-01-06 |
| Series | Suppose a Kid From the Last Dungeon Boonies Moved to a Starter Town? | Shouma (voice) | 2021-01-04 |
| Series | Skate-Leading Stars | Noa Kuonji (voice) | 2021-01-10 |
| Series | Backflip!! | Kyoichi Ryugamori (voice) | 2021-04-09 |
| Movie | Mobile Suit Gundam Hathaway | Lane Aim (voice) | 2021-06-11 |
| Series | MEGATON MUSASHI | Teru Asami (voice) | 2021-10-01 |
| Series | RE-MAIN | Shugo Amihama (voice) | 2021-07-04 |
| Series | Yoshimaho: Yoshi Yoshi Magic | VI (voice) | 2021-07-01 |
| Series | Record of Ragnarok | Adam (voice) | 2021-06-17 |
| Series | Uchitama?! Have You Seen My Tama? | Tama Okamoto (voice) | 2020-01-10 |
| Series | Appare-Ranman! | Al (voice) | 2020-04-10 |
| Movie | King of Prism All Stars: Prism Show Best Ten | (voice) | 2020-01-10 |
| Series | Woodpecker Detective's Office | Isamu Yoshii (voice) | 2020-04-13 |
| Series | Infinite Dendrogram | Ray Starling (voice) | 2020-01-09 |
| Series | Drifting Dragons | Giraud (voice) | 2020-01-09 |
| Series | number24 | Madoka Hongō (voice) | 2020-01-08 |
| Movie | How to Enjoy This World: Secret Story Film | Yui (voice) | 2020-12-25 |
| Movie | Love Me, Love Me Not | Kazuomi Inui (voice) | 2020-09-18 |
| Movie | Monster Strike the Movie: Lucifer Dawn of Despair | Noah (voice) | 2020-11-06 |
| Movie | Marudase Kintarou | Makoto Onodera (voice) | 2020-12-11 |
| Series | Moriarty the Patriot | William James Moriarty (voice) | 2020-10-11 |
| Series | HYPNOSISMIC -Division Rap Battle- Rhyme Anima | Gentaro Yumeno (voice) | 2020-10-02 |
| Movie | Is It Wrong to Try to Pick Up Girls in a Dungeon?: Arrow of the Orion | Hermes (voice) | 2019-02-15 |
| Series | Star☆Twinkle PreCure | (voice) | 2019-02-03 |
| Series | revisions | Keisaku Asano (voice) | 2019-01-10 |
| Series | BEM | Daryl Bryson (voice) | 2019-07-14 |
| Series | Case File N° 221: Kabukicho | Fuyuto Kyogoku (voice) | 2019-10-10 |
| Movie | The Legend of Hei | Xuhuai (Japanese voice) | 2019-08-27 |
| Movie | Kimi dake ni Motetainda. | Tokio Furuta (voice) | 2019-10-25 |
| Movie | SACRA MUSIC FES.2019 -NEW GENERATION- | 2019-10-30 | |
| Series | Captain Tsubasa | Jun Misugi (voice) | 2018-04-03 |
| Movie | Infini-T Force the Movie: Farewell Gatchaman My Friend | Tetsuya Azuma / Casshan | 2018-02-24 |
| Series | Sanrio Boys | Yuu Mizuno (voice) | 2018-01-06 |
| Series | Layton Mystery Detective Agency: Kat's Mystery‑Solving Files | Luke Triton (voice) | 2018-04-08 |
| Series | Skull-face Bookseller Honda-san | 2018-10-08 | |
| Series | The Piano Forest | Kai Ichinose (voice) | 2018-04-09 |
| Movie | Starlight Promises | Shoma Mihara | 2018-08-03 |
| Series | SSSS.GRIDMAN | Sho Utsumi (voice) | 2018-10-07 |
| Series | Banana Fish | Yuen-Tai Lao (voice) | 2018-07-06 |
| Series | Vatican Miracle Examiner | Lauren Di Luca | 2017-07-07 |
| Series | Katsugeki: Touken Ranbu | Tsurumaru Kuninaga (voice) | 2017-07-02 |
| Series | KADO: The Right Answer | Shun Hanamori | 2017-04-07 |
| Series | Hand Shakers | Tazuna (voice) | 2017-01-11 |
| Series | Fuuka | Mikasa Makoto (voice) | 2017-01-06 |
| Series | The Laughing Salesman NEW | Iyata Deyashiro(Story2) | 2017-04-03 |
| Series | Akashic Records of Bastard Magic Instructor | Glenn Radars (voice) | 2017-04-04 |
| Movie | Lu Over the Wall | Kuniko (voice) | 2017-05-19 |
| Movie | Dance with Devils: Fortuna | Rem "Arlond" Kaginuki | 2017-11-04 |
| Series | Classroom of the Elite | Miyabi Nagumo (voice) | 2017-07-12 |
| Series | TsukiPro the Animation | Tsubasa Okui | 2017-10-04 |
| Series | Kino's Journey -the Beautiful World- the Animated Series | Hermes (voice) | 2017-10-06 |
| Movie | Haikyu!! The Movie: Talent and Sense | Tadashi Yamaguchi (voice) | 2017-09-15 |
| Series | Infini-T Force | Tetsuya Azuma / Casshan | 2017-10-03 |
| Movie | Haikyu!! The Movie: Battle of Concepts | Tadashi Yamaguchi (voice) | 2017-09-29 |
| Series | Ajin | Takeshi Kotobuki | 2016-01-16 |
| Series | BBK/BRNK | Hiiragi Nono (voice) | 2016-01-09 |
| Series | Haruchika – Haruta & Chika | Haruta Kamijou (voice) | 2016-01-07 |
| Series | 12-sai.: Chicchana Mune no Tokimeki | Yuuto Takao (voice) | 2016-04-04 |
| Movie | King of Prism by Pretty Rhythm | Yukinojō Tachibana (voice) | 2016-01-09 |
| Series | Divine Gate | Aoto (voice) | 2016-01-08 |
| Series | D.Gray-man Hallow | Tokusa (voice) | 2016-07-05 |
| Movie | Majestic Prince: Genetic Awakening | Sei Yuzuriha (voice) | 2016-11-04 |
| Series | Battery | Nobuhiro Yoshisada (voice) | 2016-07-15 |
| Movie | Ajin: Demi-Human – Collide | Takeshi Kotobuki (voice) | 2016-09-23 |
| Series | Qualidea Code | Suzaku Ichiya | 2016-07-10 |
| Series | 91 Days | Corteo (voice) | 2016-07-09 |
| Series | The Heroic Legend of Arslan | Jimsa (voice) | 2015-04-05 |
| Series | Is It Wrong to Try to Pick Up Girls in a Dungeon? | Hermes (voice) | 2015-04-04 |
| Series | Rin-ne | Kain | 2015-04-04 |
| Series | Plastic Memories | Max (voice) | 2015-04-05 |
| Movie | Haikyu!! the Movie: The End and the Beginning | Tadashi Yamaguchi (voice) | 2015-07-03 |
| Movie | Haikyu!! the Movie: The Winner and the Loser | Tadashi Yamaguchi (voice) | 2015-09-18 |
| Series | Dance with Devils | Rem Kaginuki | 2015-10-07 |
| Series | Rokka: Braves of the Six Flowers | Adlet | 2015-07-05 |
| Series | Knights of Sidonia | Mochikuni Akai (voice) | 2014-04-11 |
| Series | Haikyu!! | Tadashi Yamaguchi (voice) | 2014-04-06 |
| Series | Magi: Adventure of Sinbad (OVA) | Vittel (voice) | 2014-05-16 |
| Series | Terror in Resonance | Twelve (voice) | 2014-07-11 |
| Series | Tribe Cool Crew | 2014-09-28 | |
| Series | Akame ga Kill! | Tatsumi (voice) | 2014-07-07 |
| Series | Aldnoah.Zero | Yuutarou Tsumugi (voice) | 2014-07-05 |
| Series | JoJo's Bizarre Adventure | Vinegar Doppio (voice) | 2012-10-06 |