Debutants
Nicholas Diniz is the youngest debutant in Oita Urban Classic in 2019. There are 40 debutants.
| # | Rider | Team | Age |
|---|---|---|---|
| 1 | DINIZ Nicholas | X-Speed United | 20y + 141d |
| 2 | MOHD SHUKRI Muhammad Shaiful Adlan | Team Sapura Cycling | 21y + 77d |
| 3 | IMAMURA Shunsuke | Team Bridgestone Cycling | 21y + 178d |
| 4 | SAWADA Keitaro | Team Bridgestone Cycling | 21y + 202d |
| 5 | TAKEYAMA Kosuke | Team UKYO | 21y + 262d |
| 6 | MOHD ZARIFF Muhammad Nur Aiman | Team Sapura Cycling | 21y + 314d |
| 7 | MISBAH Muhsin Al Redha | Team Sapura Cycling | 22y + 19d |
| 8 | BURTNIK Evan | X-Speed United | 22y + 130d |
| 9 | NAKAMURA Kaito | Nasu Blasen | 22y + 203d |
| 10 | NAKAI Tadaaki | Shimano Racing Team | 22y + 242d |
| 11 | MOREY Drew | Terengganu Inc. TSG Cycling Team | 22y + 257d |
| 12 | ZAKARIA Akmal Hakim | Team Sapura Cycling | 22y + 320d |
| 13 | LAU Wan Yau Vincent | HKSI Pro Cycling Team | 22y + 322d |
| 14 | LEUNG Ka Yu | HKSI Pro Cycling Team | 23y + 75d |
| 15 | ONODERA Rei | Utsunomiya Blitzen | 23y + 342d |
| 16 | MOW Ching Yin | HKSI Pro Cycling Team | 24y + 67d |
| 17 | OKAMOTO Hayato | Aisan Racing Team | 24y + 71d |
| 18 | LAU Wan Hei Victor | X-Speed United | 24y + 189d |
| 19 | BATMUNKH Maral-Erdene | Terengganu Inc. TSG Cycling Team | 24y + 300d |
| 20 | PEREZ Dominic | 7 Eleven Cliqq - air21 by Roadbike Philippines | 24y + 314d |
| 21 | YOKOTSUKA Kohei | Team UKYO | 25y + 3d |
| 22 | AZMAN Muhamad Zawawi | Team Sapura Cycling | 25y + 8d |
| 23 | CHIU Tsun Hin | X-Speed United | 25y + 45d |
| 24 | LEUNG Chun Wing | HKSI Pro Cycling Team | 25y + 203d |
| 25 | NISHIO Hayato | Nasu Blasen | 25y + 214d |
| 26 | PERALTA Ar-jay | 7 Eleven Cliqq - air21 by Roadbike Philippines | 26y + 6d |
| 27 | MARTIN Bonijoe | 7 Eleven Cliqq - air21 by Roadbike Philippines | 26y + 254d |
| 28 | HORI Takaaki | Utsunomiya Blitzen | 27y + 41d |
| 29 | MINATO Ryo | Shimano Racing Team | 27y + 121d |
| 30 | MAZUKI Nur Amirul Fakhruddin | Terengganu Inc. TSG Cycling Team | 27y + 199d |
| 31 | KANEKO Daisuke | 7 Eleven Cliqq - air21 by Roadbike Philippines | 27y + 271d |
| 32 | WONG Kai Chun | X-Speed United | 28y + 15d |
| 33 | TSUBAKI Hiroshi | Kinan Cycling Team | 28y + 85d |
| 34 | CHEUNG King Lok | HKSI Pro Cycling Team | 28y + 184d |
| 35 | CHRISTIE Jason | Aisan Racing Team | 28y + 232d |
| 36 | GOH Choon Huat | Terengganu Inc. TSG Cycling Team | 28y + 240d |
| 37 | KUBOKI Kazushige | Team Bridgestone Cycling | 30y + 66d |
| 38 | UCHIMA Kohei | Team UKYO | 30y + 276d |
| 39 | SUZUKI Yuzuru | Utsunomiya Blitzen | 33y + 278d |
| 40 | SALEH Mohd Zamri | Terengganu Inc. TSG Cycling Team | 35y + 244d |