| Name | Period | Host |
|---|---|---|
| Shin, Yong-Su | Mar 1, 2019 ~ Feb 29, 2020 | Keum, JongHae |
| Hong, Jin | Mar 1, 2019 ~ Aug 31, 2019 | Choe, Jaigyoung |
| Kim, Hyunseok | Mar 1, 2019 ~ Feb 29, 2020 | Choe, Jaigyoung |
| Oh, Young-Tak | Mar 1, 2019 ~ Feb 29, 2020 | Choe, Jaigyoung |
| Park, Heesang | Mar 1, 2019 ~ Feb 29, 2020 | Keum, JongHae |
| Kim, Yong-Cheol | Feb 1, 2019 ~ Aug 31, 2019 | Choe, Jaigyoung |
| Kim, Henry | Jan 25, 2019 ~ Feb 15, 2019 | Choi, Youn-Seo |
| Lee, Hyeonmi | Jan 1, 2019 ~ Aug 31, 2019 | Choe, Jaigyoung |
| Dongho Chae | Jan 1, 2019 ~ Dec 31, 2019 | Choe, Jaigyoung |
| Shin, Sug Woo | Dec 26, 2018 ~ Jan 4, 2019 | Choi, Youn-Seo |
Schools
