Kaoru Kobayashi is a Japanese actor born in Kyoto. A multi-award winning thespian, he won best actor at the 30th Yokohama Film Festival and best-supporting actor at the 8th Yokohama Film Festival for Sorobanzuku.
| Series | 1972 Fireflies on the Shore | Taiei Tamashiro | 2025-10-19 |
| Movie | Oboe no Nai Satsujin | Unknown | 2025-02-22 |
| Movie | Sham | 2025-06-27 | |
| Movie | The Last Blossom | Akutsu (1986) (voice) | 2025-10-10 |
| Series | The Tiger and Her Wings | 穗高重亲 | 2024-04-01 |
| Movie | The Yin Yang Master Zero | Fujiwara Yosuke | 2024-04-19 |
| Movie | Promised Land | Unknown | 2024-06-14 |
| Series | Shrink: Psychiatrist Yowai | 仙川鶴一 | 2024-08-31 |
| Series | Fixer | Ichiro Suzaki | 2023-04-24 |
| Movie | Baian the Assassin, M.D.: Part 2 | Unknown | 2023-04-07 |
| Series | THE DAYS | Furuya | 2023-06-01 |
| Movie | Trapped Balloon | Shigezo Kojima | 2023-01-06 |
| Movie | The Boy and the Heron | Noble Pelican (voice) | 2023-07-14 |
| Series | Worry Not, She's the Boss | Yamagami Tatsuo | 2023-10-18 |
| Movie | Kubi | Tokugawa Ieyasu | 2023-11-23 |
| Movie | Tsugaru Lacquer Girl | 2023-10-18 | |
| Movie | Winter Rose | Giichi Wataguchi | 2022-06-03 |
| Movie | Yes, I Can't Swim | Professor Kamoshita | 2022-06-10 |
| Movie | Dr. Coto's Clinic | Shoichi Hoshino | 2022-12-16 |
| Movie | We Made a Beautiful Bouquet | Hirotaro Yamane | 2021-01-29 |
| Series | Reach Beyond the Blue Sky | Shibusawa Ichiroemon [Eiichi's father] | 2021-02-14 |
| Movie | Arc | Rihito | 2021-06-25 |
| Series | Solomon's Perjury | 津崎 正男 | 2021-10-03 |
| Series | Kotaki Brothers and Shikuhakku | Kotaki Reiji | 2020-01-11 |
| Series | Off the Record | Noto Toru | 2020-01-08 |
| Movie | Independence of Japan | 2020-12-18 | |
| Movie | His Lost Name | Tetsuro | 2019-01-18 |
| Movie | The Island of Cats | Iwao | 2019-02-22 |
| Series | The Great White Tower | Mataichi Zaizen | 2019-05-22 |
| Series | Top League | 2019-10-05 | |
| Series | Hagetaka | Ryosuke Iijima | 2018-07-19 |
| Movie | The Miracle of Crybaby Shottan | 2018-09-07 | |
| Series | Miracles | Shun Samejima | 2018-10-09 |
| Series | Grade A Reversal | 2017-01-13 | |
| Series | Heaven | Doizaki Gen | 2017-01-08 |
| Movie | Kiseki: Sobito of That Day | Seiichi Morita | 2017-01-28 |
| Movie | An Emblem Dedicated To You | Nakagawa Akiko | 2017-01-03 |
| Movie | Lear on the Shore | 2017-06-03 | |
| Movie | The Miracles of the Namiya General Store | Takeo Matsuoka | 2017-09-23 |
| Movie | Mukoku | Shozo Yatabe | 2017-06-03 |
| Series | Hibana: Spark | 2016-06-02 | |
| Movie | Botchan | Madonna’s father | 2016-01-03 |
| Movie | Natsumi's Firefly | Sakakiyama | 2016-06-11 |
| Movie | Midnight Diner 2 | Master | 2016-11-05 |
| Series | Midnight Diner: Tokyo Stories | Master | 2016-10-21 |
| Movie | Fueled: The Man They Called "Pirate" | Jisaku Koka | 2016-12-11 |
| Series | The Emperor's Cook | 2015-04-26 | |
| Series | Koinaka | Hirotoshi Serizawa | 2015-07-20 |
| Series | Godan | 2015-11-22 | |
| Series | Villiany Ganbo | Gen Koshimizu | 2014-04-14 |
| Series | Hello life from 55 | Unknown | 2014-06-14 |
| Movie | Climbing to Spring | Isao Nagamine | 2014-06-14 |
| Movie | Midnight Diner | Master | 2014-11-01 |
| Movie | Kyokuhoku Rhapsody | Masashi Sera | 2013-03-19 |
| Series | Kyokuhoku Rhapsody | 2013-03-19 | |
| Movie | The Great Passage | Kohei Araki | 2013-04-13 |
| Series | Trembling Cow | 2013-06-16 | |
| Movie | The End of Summer | Shingo Kosugi | 2013-08-31 |
| Movie | Leaving on the 15th Spring | Toshiharu Nakazato | 2013-04-25 |
| Series | Woman | Uesugi Kentaro | 2013-07-03 |
| Series | Mitsuaki Iwago's World “Cats” Travelogue | Self - Narrator (voice) | 2012-08-06 |
| Series | The Marriage Counselor | Syogo Yanagisawa | 2011-04-18 |
| Movie | The Egoists | Kazuyuki Ninomiya | 2011-06-04 |
| Series | Carnation | Zensaku Ohara | 2011-10-03 |
| Movie | Castle of Sand | Imanishi Eitaro | 2011-09-10 |
| Series | The Castle of Sand | 2011-09-10 | |
| Movie | Haru's Journey | Kinoshita | 2010-05-22 |
| Movie | A Crowd of Three | 2010-06-12 | |
| Movie | Boys on the Run | Suzuki san | 2010-01-30 |
| Movie | Abraxas | 2010-10-09 | |
| Movie | Sketches of Kaitan City | Ryuzo Higa | 2010-12-18 |
| Series | The Sun in Kurobe | Kunpei Takiyama | 2009-03-21 |
| Movie | Kamui | Hanbei | 2009-09-19 |
| Series | Midnight Diner | Master | 2009-10-09 |
| Series | News Sokuho wa Nagareta | 2009-11-18 | |
| Movie | Double Trouble | 2008-02-02 | |
| Movie | Then Summer Came | 2008-07-19 | |
| Movie | Vacation | Toru Hirai | 2008-06-07 |
| Movie | Tokyo Towers: Mom and Me, and Sometimes Dad | Oton | 2007-04-14 |
| Movie | The Blossoming of Etsuko Kamiya | Yasutada Kamiya | 2006-08-11 |
| Movie | Tales from Earthsea | The King (voice) | 2006-07-29 |
| Movie | Female | Old man | 2005-05-14 |
| Movie | Quill: The Life of a Guide Dog | Mitsuru Watanabe | 2004-03-13 |
| Movie | Like Asura | Takao Satomi | 2003-11-08 |
| Series | Dr. Coto's Clinic | 星野正一 | 2003-07-03 |
| Series | The Private Detective Mike | Unknown | 2002-07-01 |
| Movie | Ten Dark Women | 2002-09-21 | |
| Movie | Ghiblies: Episode 2 | Toshi-chan (Voice) | 2002-07-19 |
| Movie | Coquille | Tatsuya Urayama | 1999-03-27 |
| Movie | The Washing Machine | Taiji Ogami | 1999-04-24 |
| Movie | Secret | Heisuke Sugita | 1999-09-15 |
| Movie | The Black House | 1999-11-13 | |
| Series | Ten urara | 松尾良治 | 1998-04-06 |
| Movie | Princess Mononoke | Jikobo (voice) | 1997-07-12 |
| Movie | The Way of Osaka Financing 1 | Unknown | 1996-02-16 |
| Series | ナニワ金融道 | 桑田 澄男 | 1996-02-16 |
| Movie | Uneasy Encounters | 1994-04-23 | |
| Series | Sunflower on the Hill | Yuzuhara Kohei | 1993-04-11 |
| Movie | The Last U-Boat | Tatsumi - Fregattenkapitän | 1993-01-02 |
| Movie | The Tomb & the Divorce | Yoshinori Ishino | 1993-07-31 |
| Movie | Chibusa | Unknown | 1993-10-09 |
| Movie | Shimanto River | 1991-12-07 | |
| Movie | Hong Kong Paradise | Hachirou Ooishi | 1990-04-28 |
| Movie | Untamagiru | Giru | 1989-04-01 |
| Movie | Love and Action in Osaka | 1988-12-10 | |
| Movie | Bakayaro! I'm Plenty Mad | Shigeru Kosaka (Episode 4) | 1988-09-15 |
| Series | Iki no Iiyatsu | 1987-01-07 | |
| Movie | Twilight of the Cockroaches | Saitô (voice) | 1987-11-21 |
| Movie | For Business | Miyabi Sakuramiya | 1986-08-22 |
| Movie | And Then | Tsunejiro Hiraoka | 1985-11-09 |
| Movie | Paradise View | Reishu Goya | 1985-04-13 |
| Movie | Love Letter | Tetsushi Kamiya | 1985-10-05 |
| Movie | Gubijinsô: Maboroshi no ai ni hateta murasaki no onna! | 1984-01-07 | |
| Movie | The Funeral | Inose | 1984-11-17 |
| Movie | The Wangan Highway | Nakamura | 1984-09-29 |
| Movie | The Second Love | Hideo Hyuga | 1983-04-08 |
| Series | ふぞろいの林檎たち | 仲手川 耕一 | 1983-05-27 |
| Series | Toge no Gunzo | 1982-01-10 | |
| Movie | The Dropout | 1982-10-02 | |
| Movie | Call from Darkness | Tatsuo Tamura | 1981-09-26 |
| Movie | Hear the Wind Sing | Me | 1981-12-19 |
| Movie | Eighteen Years, to the Sea | Eisuke Morimoto | 1979-08-18 |
| Movie | Ballad of Orin | Torazo | 1977-11-19 |
| Movie | The Sea of Genkai | 1976-05-29 |