13‑Nov‑2023 | M25 Hua Hin | Hard | R32 | 1611 | 993 | Koki Matsuda [JPN] d. (WC)Koaykul | 6-2 7-5 | | | | | | | | | |
6‑Nov‑2023 | M15 Hua Hin | Hard | R16 | 1449 | 413 | (2)Filip Peliwo [POL] d. (WC)Koaykul | 6-1 6-2 | | | | | | | | | |
6‑Nov‑2023 | M15 Hua Hin | Hard | R32 | 1449 | 1100 | (WC)Koaykul d. (Q)Michael Agwi [IRL] | 6-4 6-3 | | | | | | | | | |
4‑Sep‑2023 | M15 Nakhon Si Thammarat | Hard | R32 | 1465 | 834 | (6)Francois Musitelli [FRA] d. (WC)Koaykul | 6-3 6-2 | | | | | | | | | |
28‑Aug‑2023 | M15 Nakhon Si Thammarat | Hard | R32 | 1465 | 646 | (2)Sidharth Rawat [IND] d. (WC)Koaykul | 6-4 6-2 | | | | | | | | | |
17‑Jul‑2023 | M15 Nakhon Si Thammarat | Hard | R32 | 1350 | 1857 | (Q)Tommy Czaplinski [USA] d. (WC)Koaykul | 6-4 6-2 | | | | | | | | | |
10‑Jul‑2023 | M15 Nakhon Si Thammarat | Hard | R32 | 1351 | 736 | Manish Sureshkumar [IND] d. (Q)Koaykul | 6-3 3-0 RET | | | | | | | | | |
12‑Jun‑2023 | M25 Nakhon Si Thammarat | Hard | R16 | 1440 | 830 | (8)Kasidit Samrej [THA] d. (WC)Koaykul | 6-1 6-1 | | | | | | | | | |
12‑Jun‑2023 | M25 Nakhon Si Thammarat | Hard | R32 | 1440 | 878 | (WC)Koaykul d. Koki Matsuda [JPN] | 3-6 6-4 7-6(8) | | | | | | | | | |
29‑May‑2023 | M15 Nakhon Si Thammarat | Hard | R16 | 1450 | 995 | Nitin Kumar Sinha [IND] d. (WC)Koaykul | 7-5 7-5 | | | | | | | | | |
29‑May‑2023 | M15 Nakhon Si Thammarat | Hard | R32 | 1450 | 1204 | (WC)Koaykul d. (WC)Thanapet Chanta [THA] | 6-3 6-4 | | | | | | | | | |
16‑Jan‑2023 | Nonthaburi 3 CH | Hard | Q1 | 1453 | 321 | (7)Evgeny Donskoy [RUS] d. (WC)Koaykul | 6-2 6-4 | | 0.65 | 1.8% | 5.5% | 47.3% | 80.8% | 27.6% | 2/6 | 1:17 |