25‑Dec‑2023 | M15 Yanagawa | Hard | F | 685 | 526 | (2)San Hui Sin [KOR] d. (7)Lee | 6-3 6-4 | | | | | | | | | |
25‑Dec‑2023 | M15 Yanagawa | Hard | SF | 685 | 1018 | (7)Lee d. (PR)Jumpei Yamasaki [JPN] | 6-1 3-6 6-1 | | | | | | | | | |
25‑Dec‑2023 | M15 Yanagawa | Hard | QF | 685 | 954 | (7)Lee d. Keisuke Saitoh [JPN] | 6-3 7-5 | | | | | | | | | |
25‑Dec‑2023 | M15 Yanagawa | Hard | R16 | 685 | 1315 | (7)Lee d. (Q)Ko Suzuki [JPN] | 6-1 6-2 | | | | | | | | | |
25‑Dec‑2023 | M15 Yanagawa | Hard | R32 | 685 | 1285 | (7)Lee d. Seita Watanabe [JPN] | 6-1 7-6(4) | | | | | | | | | |
27‑Nov‑2023 | M15 Kuala Lumpur | Hard | R16 | 691 | 1409 | (Q)Ryota Tanuma [JPN] d. (3)Lee | 4-6 6-1 3-0 RET | | | | | | | | | |
27‑Nov‑2023 | M15 Kuala Lumpur | Hard | R32 | 691 | 1960 | (3)Lee d. Seungmin Park [KOR] | 6-4 2-6 6-1 | | | | | | | | | |
20‑Nov‑2023 | M15 Ipoh Perak | Hard | QF | 673 | 1084 | (Q)Alexey Zakharov [RUS] d. (6)Lee | 6-4 6-4 | | | | | | | | | |
20‑Nov‑2023 | M15 Ipoh Perak | Hard | R16 | 673 | 918 | (6)Lee d. Andrea Bacaloni [ITA] | 6-3 6-3 | | | | | | | | | |
20‑Nov‑2023 | M15 Ipoh Perak | Hard | R32 | 673 | | (6)Lee d. (WC)Darrshan Suresh Kumar [MAS] | 6-1 6-3 | | | | | | | | | |
13‑Nov‑2023 | M25 Hua Hin | Hard | R32 | 675 | 1060 | (WC)Thanapet Chanta [THA] d. Lee | 3-6 6-2 4-5 RET | | | | | | | | | |
4‑Sep‑2023 | M25 Hong Kong | Hard | R16 | 625 | 563 | (3)Ryuki Matsuda [JPN] d. Lee | 3-6 6-4 6-4 | | | | | | | | | |
4‑Sep‑2023 | M25 Hong Kong | Hard | R32 | 625 | 668 | Lee d. Luca Castelnuovo [SUI] | 3-6 6-4 7-5 | | | | | | | | | |
28‑Aug‑2023 | M25 Hong Kong | Hard | R16 | 625 | 683 | Kasidit Samrej [THA] d. Lee | 6-2 6-2 | | | | | | | | | |
28‑Aug‑2023 | M25 Hong Kong | Hard | R32 | 625 | 654 | Lee d. Ye Cong Mo [CHN] | 7-6(4) 6-0 | | | | | | | | | |
14‑Aug‑2023 | M25 Yinchuan | Hard | QF | 640 | 312 | (1)Dominik Palan [CZE] d. (5)Lee | 6-2 4-6 6-2 | | | | | | | | | |
14‑Aug‑2023 | M25 Yinchuan | Hard | R32 | 640 | 977 | (5)Lee d. Sheng Tang [CHN] | 6-2 7-5 | | | | | | | | | |
7‑Aug‑2023 | M25 Baotao | Clay | QF | 643 | 403 | (1)Evan Zhu [USA] d. (5)Lee | 6-4 6-4 | | | | | | | | | |
7‑Aug‑2023 | M25 Baotao | Clay | R16 | 643 | 2017 | (5)Lee d. (LL)Mattias Southcombe [GBR] | 6-3 6-4 | | | | | | | | | |
7‑Aug‑2023 | M25 Baotao | Clay | R32 | 643 | 1548 | (5)Lee d. (Q)Linghao Zhang [CHN] | 6-3 6-4 | | | | | | | | | |
31‑Jul‑2023 | M25 Anning | Clay | R16 | 639 | 791 | Xiaofei Wang [CHN] d. (5)Lee | 6-4 6-2 | | | | | | | | | |
31‑Jul‑2023 | M25 Anning | Clay | R32 | 639 | 1545 | (5)Lee d. (Q)Linghao Zhang [CHN] | 6-2 6-2 | | | | | | | | | |
3‑Jul‑2023 | M15 Tianjin | Hard | SF | 654 | 955 | Jie Cui [CHN] d. (2)Lee | 4-6 6-1 7-6(4) | | | | | | | | | |
3‑Jul‑2023 | M15 Tianjin | Hard | QF | 654 | 785 | (2)Lee d. (6)Jeremy Jin [AUS] | 7-5 6-4 | | | | | | | | | |
3‑Jul‑2023 | M15 Tianjin | Hard | R16 | 654 | 1089 | (2)Lee d. Luca Castelnuovo [SUI] | 6-3 6-3 | | | | | | | | | |
3‑Jul‑2023 | M15 Tianjin | Hard | R32 | 654 | 942 | (2)Lee d. Linang Xiao [CHN] | 7-6(5) 6-2 | | | | | | | | | |
26‑Jun‑2023 | M15 Tianjin | Hard | R32 | 652 | 936 | Wishaya Trongcharoenchaikul [THA] d. (2)Lee | 6-4 1-6 6-3 | | | | | | | | | |
19‑Jun‑2023 | M25 Anseong | Clay | R16 | 648 | 759 | (JE)Gerard Campana Lee [KOR] d. (5)Lee | 6-0 2-0 RET | | | | | | | | | |
19‑Jun‑2023 | M25 Anseong | Clay | R32 | 648 | | (5)Lee d. (Q)Hiroki Sakagawa [JPN] | 6-1 6-2 | | | | | | | | | |
12‑Jun‑2023 | M25 Changwon | Hard | R16 | 650 | 590 | (8)Makoto Ochi [JPN] d. Lee | 6-0 4-6 6-2 | | | | | | | | | |
12‑Jun‑2023 | M25 Changwon | Hard | R32 | 650 | 1286 | Lee d. (PR)Jumpei Yamasaki [JPN] | 6-0 1-0 RET | | | | | | | | | |
5‑Jun‑2023 | M25 Daegu | Hard | R32 | 660 | 1472 | (PR)Jumpei Yamasaki [JPN] d. (6)Lee | 6-1 4-6 6-4 | | | | | | | | | |
29‑May‑2023 | M25 Jakarta | Hard | R16 | 660 | 720 | Fitriadi M Rifqi [INA] d. (8)Lee | 6-0 3-6 6-1 | | | | | | | | | |
29‑May‑2023 | M25 Jakarta | Hard | R32 | 660 | 1431 | (8)Lee d. Hong Kit Jack Wong [HKG] | 6-0 3-1 RET | | | | | | | | | |
8‑May‑2023 | Busan CH | Hard | Q1 | 660 | 360 | (7)Hiroki Moriya [JPN] d. (Alt)Lee | 7-6(6) 6-0 | | 0.68 | 0.0% | 4.2% | 56.3% | 45.0% | 48.4% | 3/8 | 1:40 |
24‑Apr‑2023 | Seoul CH | Hard | R32 | 767 | 102 | (4)James Duckworth [AUS] d. (Q)Lee | 7-6(4) 1-6 6-1 | | 0.90 | 1.4% | 11.1% | 68.1% | 69.4% | 21.7% | 1/6 | 1:52 |
24‑Apr‑2023 | Seoul CH | Hard | Q2 | 767 | 479 | (Alt)Lee d. Luke Saville [AUS] | 6-3 6-3 | | 1.30 | 0.0% | 7.5% | 67.9% | 58.3% | 58.8% | 1/4 | 1:25 |
24‑Apr‑2023 | Seoul CH | Hard | Q1 | 767 | 338 | (Alt)Lee d. (8)Jason Jung [TPE] | 7-6(5) 6-4 | | 0.97 | 0.0% | 13.4% | 65.9% | 70.4% | 39.3% | 2/5 | 2:04 |
17‑Apr‑2023 | M25 Jakarta | Hard | SF | 793 | 643 | Jea Moon Lee [KOR] d. Lee | 6-2 6-2 | | | | | | | | | |
17‑Apr‑2023 | M25 Jakarta | Hard | QF | 793 | 316 | Lee d. (2)Tristan Schoolkate [AUS] | 6-3 4-6 6-0 | | | | | | | | | |
17‑Apr‑2023 | M25 Jakarta | Hard | R16 | 793 | 474 | Lee d. (8)Arthur Weber [FRA] | 6-2 6-4 | | | | | | | | | |
17‑Apr‑2023 | M25 Jakarta | Hard | R32 | 793 | 538 | Lee d. (Q)Makoto Ochi [JPN] | 6-1 6-3 | | | | | | | | | |
10‑Apr‑2023 | M25 Jakarta | Hard | QF | 805 | 1081 | (WC)Fitriadi M Rifqi [INA] d. Lee | 5-7 6-1 6-3 | | | | | | | | | |
10‑Apr‑2023 | M25 Jakarta | Hard | R16 | 805 | 498 | Lee d. (8)Arthur Weber [FRA] | 6-3 6-0 | | | | | | | | | |
10‑Apr‑2023 | M25 Jakarta | Hard | R32 | 805 | 1155 | Lee d. (Q)Tomohiro Masabayashi [JPN] | 6-1 7-6(4) | | | | | | | | | |
3‑Apr‑2023 | M15 Singapore | Hard | QF | 805 | 502 | (2)Arthur Weber [FRA] d. Lee | 6-1 3-0 RET | | | | | | | | | |
3‑Apr‑2023 | M15 Singapore | Hard | R16 | 805 | 745 | Lee d. (7)Hynek Barton [CZE] | 6-2 6-3 | | | | | | | | | |
3‑Apr‑2023 | M15 Singapore | Hard | R32 | 805 | | Lee d. (WC)Faried Widyarohmadhiansyah [INA] | 6-2 6-1 | | | | | | | | | |
6‑Mar‑2023 | M15 Sharm ElSheikh | Hard | R16 | 808 | 407 | (1)Samuel Vincent Ruggeri [ITA] d. Lee | 6-4 4-6 6-2 | | | | | | | | | |
6‑Mar‑2023 | M15 Sharm ElSheikh | Hard | R32 | 808 | 1229 | Lee d. Federico Bondioli [ITA] | 6-2 RET | | | | | | | | | |
27‑Feb‑2023 | M15 Sharm ElSheikh | Hard | SF | 760 | 537 | (6)Saba Purtseladze [GEO] d. Lee | 7-6(4) 2-6 6-4 | | | | | | | | | |
27‑Feb‑2023 | M15 Sharm ElSheikh | Hard | QF | 760 | 512 | Lee d. (5)Kris Van Wyk [RSA] | 6-3 6-3 | | | | | | | | | |
27‑Feb‑2023 | M15 Sharm ElSheikh | Hard | R16 | 760 | 1245 | Lee d. (Q)Jesse De Jager [NED] | 7-5 4-6 6-4 | | | | | | | | | |
27‑Feb‑2023 | M15 Sharm ElSheikh | Hard | R32 | 760 | 1916 | Lee d. (WC)Artem Podorozhnyi [UKR] | 6-1 6-1 | | | | | | | | | |
20‑Feb‑2023 | M15 Sharm ElSheikh | Hard | R32 | 647 | 624 | Mohamed Safwat [EGY] d. (8)Lee | 6-3 6-3 | | | | | | | | | |
23‑Jan‑2023 | M15 Jakarta | Hard | R32 | 645 | 1139 | (WC)Fitriadi M Rifqi [INA] d. (5)Lee | 2-6 7-5 7-5 | | | | | | | | | |
16‑Jan‑2023 | M15 Jakarta | Hard | R16 | 645 | 786 | Marat Sharipov [RUS] d. (5)Lee | 6-2 6-3 | | | | | | | | | |
16‑Jan‑2023 | M15 Jakarta | Hard | R32 | 645 | 989 | (5)Lee d. Siddharth Vishwakarma [IND] | 7-6(5) 6-7(5) 6-3 | | | | | | | | | |