| Hero Inside | November 3, 2023 | Tooniverse, Cartoon Network, Cartoon Network | 20 |
| Heroes of Dynasties | — | MBC TV | 51 |
| Hey Yo Yorang | July 23, 2003 | KBS 2TV | 26 |
| Hit Racer | — | SBS TV | 13 |
| Hutos - Hut on a Slope | — | KBS 2TV | — |
| Idol Fairy Mongly | — | EBS 1TV | — |
| In:App | — | KBS 1TV | 28 |
| Iron Kid | June 2006 | Korean Broadcasting System | 26 |
| Jang Geum's Dream | October 29, 2005 | MBC TV | 52 |
| Joobi the Fantastic Fox | — | SBS TV | 26 |
| Joodyssey | — | KBS 1TV | — |
| Journey of Long | — | KBS 1TV | — |
| Jungle Box | — | Tooniverse | — |
| Jurassic War | — | MBC TV | 26 |
| Kabuto Borg | December 5, 2006 | BS TV Tokyo | 52 |
| Kambu | — | — | 52 |
| Kick Off 2002 | February 18, 2002 | KBS 2TV, NHK Satellite 2 Television | 26 |
| Kipo and the Age of Wonderbeasts | January 14, 2020 | Netflix | 30 |
| Komi Witch Lara | — | Tooniverse | — |
| Kongsuni | — | — | 52 |
| Lalaloopsy | March 29, 2013 | Nickelodeon, Nick Jr. Channel | 52 |
| Larva | March 26, 2011 | — | 275 |
| Let's go to school Jaedong | — | — | — |
| Let's Go! Galaxy Guards | — | Korea Educational Broadcasting System, Mango TV | 52 |
| Let's Go!! MBA | October 21, 2009 | CCTV-14 Children, SBS TV | 52 |
| Let's Gorilla! | — | KBS 2TV | — |
| Little Dreamer Gguda | — | KBS 1TV | — |
| Lookism | December 8, 2022 | — | — |
| Maca & Roni | March 11, 2021 | KBS 2TV | 54 |
| Magi-Nation | September 8, 2007 | Rai 1, Rai 2, CBC Television, Rai Gulp, Boing | 52 |
| Manster Mansion | — | EBS 1TV | 52 |
| Mask Masters | April 20, 2013 | KBS 1TV | 52 |
| Me and My Robot | — | France 3, EBS 1TV | 52 |
| Mecard Ball | — | MBC TV | 26 |
| Metal Cardbot | — | Daekyo Kids TV | 26 |
| Metalions | — | — | 104 |
| Miniforce | — | Korea Educational Broadcasting System | — |
| Mix Master | October 4, 2005 | Korean Broadcasting System | 39 |
| Mix Master: Final Force | May 26, 2010 | — | 39 |
| Molang | January 2, 2016 | Disney Jr. | 306 |
| Monkart: Legend of Monster Kart | August 28, 2017 | — | 26 |
| Monster Top | — | KBS 2TV | — |
| Ms. Black-Rose's Stationery Store | — | MBC TV | 52 |
| My Adventures with Superman | July 7, 2023 | Adult Swim | 30 |
| My Daughter is a Zombie | — | EBS 1TV | 26 |
| My friend Haechi | July 25, 2010 | SBS TV | 26 |
| My Secret Hamsters | — | KBS 1TV | 26 |
| Mythteria | — | EBS 1TV | — |
| Nalong | December 24, 2004 | Munhwa Broadcasting Corporation | 52 |
| Nano List | — | TVING | — |
| Naughty Nuts | — | EBS 1TV | 26 |
| Olympus Guardian | December 11, 2002 | Seoul Broadcasting System | — |
| One-Room TA | August 28, 2026 | — | 7 |
| Pantie Hero | — | MBC TV | — |
| Papa Dog | — | — | — |
| Petit Petit Muse | January 27, 2008 | KBS 1TV | 26 |
| Phoenix Man | — | KBS 1TV | — |
| Pinkfong Wonderstar | June 27, 2019 | KBS 2TV, YouTube Premium | 52 |
| Pinkfong Wonderstar: Season 2 | — | KBS 1TV | — |
| Plamon Squad | — | KBS 2TV, KBS 1TV | 26 |