Yoochan Hong (홍유찬)

Region	WCA ID	Gender	Competitions	Completed Solves
Republic of Korea	2016HONG03	Male	43	1702

Current Personal Records

Event	NR	CR	WR	Single	Average	WR	CR	NR
3x3x3 Cube	2	31	94	4.49	6.34	168	60	5
2x2x2 Cube	2	71	575	0.89	2.17	1130	278	21
4x4x4 Cube	4	36	86	21.58	26.59	176	64	4
5x5x5 Cube	33	361	1044	54.24	1:00.85	1049	364	32
6x6x6 Cube	57	692	2095	2:07.38	2:17.32	2125	696	58
7x7x7 Cube	87	1150	3494	3:53.62	4:24.92	4185	1347	98
3x3x3 Blindfolded	175	3029	9219	5:13.30
3x3x3 Fewest Moves	68	1091	4218	37	39.67	2557	647	42
3x3x3 One-Handed	2	22	72	7.52	9.04	23	8	1
Clock	13	128	570	3.85	4.80	514	115	14
Megaminx	23	300	1176	47.28	55.81	1463	377	29
Pyraminx	8	100	447	1.49	2.15	194	45	4
Skewb	3	43	211	1.44	2.67	157	33	3
Square-1	10	129	596	7.73	11.46	741	163	13

Medal Collection

Gold	Silver	Bronze
13	15	20

Record Collection

WR	CR	NR
		7

Competition	Round	Place	Single		Average		Solves
3x3x3 Cube
Uhseo Osong 2025	Final	4	7.28		7.73		14.23	7.28	8.01	7.35	7.82
	First round	6	6.93		8.04		8.04	9.59	7.76	6.93	8.33
We Laugh Pohanghang 2025	Final	1	5.55		6.73		7.54	5.55	6.49	9.52	6.15
	First round	6	7.28		7.72		7.28	7.65	7.99	7.52	11.85
Korea Open 2025	Final	4	6.60		7.49		8.26	7.54	7.97	6.95	6.60
	Semi Final	7	5.70		7.78		7.77	13.04	7.61	7.97	5.70
	Second round	3	6.14		7.15		6.85	6.69	6.14	9.98	7.92
	First round	14	8.13		8.91		12.26	9.44	8.13	8.63	8.66
Rubik's WCA World Championship 2025	Second round	257	5.86		8.41		8.23	10.49	10.24	5.86	6.77
	First round	16	6.17		6.34		9.57	6.53	6.17	6.22	6.27
Osan Summer 2025	Final	1	6.11		7.30		6.11	7.91	6.48	7.52	8.44
	Second round	3	7.12		8.09		8.56	7.36	9.26	7.12	8.34
	First round	2	6.16		7.54		10.80	6.86	6.16	8.44	7.33
Daejeon Spring 2025	Final	3	6.75		7.30		7.98	7.56	7.02	7.33	6.75
	Second round	2	6.11		6.77		7.39	6.50	9.40	6.41	6.11
	First round	4	4.49		7.49		DNF	4.49	6.13	8.28	8.06
Beijing Summer 2025	Semi Final	25	6.69		7.85		7.55	8.40	7.61	6.69	9.79
	Second round	18	6.75		7.36		6.75	7.65	8.26	7.33	7.10
	First round	19	6.72		7.05		7.09	7.67	6.83	7.22	6.72
Korea Newcomers AM 2025	Final	2	6.53		7.69		8.20	6.53	7.75	8.61	7.12
	First round	1	6.10		7.27		9.92	6.37	6.10	7.67	7.78
Anyang Haseyo 2025	Final	4	5.89		7.43		8.85	5.89	7.28	7.40	7.62
	Second round	4	7.26		7.84		7.87	8.25	7.26	8.83	7.41
	First round	6	6.99		8.33		8.53	7.25	6.99	9.20	10.04
Happy Suseong 2025	Final	5	5.60		7.92		8.23	10.10	7.97	5.60	7.57
	Second round	6	6.60		7.87		10.02	6.60	10.25	6.76	6.84
	First round	7	5.27		8.16		9.19	8.36	8.19	7.92	5.27
Seoul Winter 2024	Final	12	7.49		8.88		9.09	7.49	7.92	9.64	DNF
	First round	10	7.36		8.37		7.36	8.48	9.52	8.21	8.42
Hamchang Winter 2024	Final	5	5.82		7.46		7.69	5.82	6.22	9.24	8.48
	Second round	4	6.44		7.39		8.28	6.44	7.73	6.94	7.49
	First round	7	6.59		8.36		9.87	9.05	6.88	6.59	9.15
Ansan Summer 2024	Final	3	6.73		7.66		9.00	7.06	6.73	7.97	7.94
	Second round	6	6.68		8.47		8.21	DNF	6.68	8.61	8.58
	First round	1	5.98		6.80		6.10	7.89	5.98	6.41	10.50
Busan Spring 2024	Final	8	6.95		8.56		6.95	7.98	7.81	10.57	9.88
	Second round	9	7.22		8.47		9.32	10.00	8.36	7.74	7.22
	First round	6	7.14		8.01		8.00	8.71	9.83	7.32	7.14
Anyang Haseyo 2024	Final	9	7.21		8.98		9.04	8.14	7.21	11.88	9.76
	First round	6	6.50		8.36		6.50	9.23	DNF	7.48	8.36
Seoul Open 2024	Final	7	5.85		8.34		8.43	5.85	10.43	6.16	11.04
	Second round	2	6.64		7.62		7.63	6.64	6.96	9.07	8.28
	First round	5	6.36		8.01		9.34	8.31	6.36	6.95	8.78
Korean Championship 2023	Final	4	5.65		7.79		7.35	7.95	5.65	8.06	9.24
	Semi Final	3	5.78		6.81		7.51	5.78	6.61	6.30	8.32
	Second round	6	6.83		8.43		7.67	6.83	8.81	9.08	8.80
	First round	7	6.72		8.69		12.35	7.68	9.13	6.72	9.25
Rubik's WCA World Championship 2023	Second round	91	6.87		7.91		7.28	9.64	7.86	6.87	8.60
	First round	57	6.47		7.33		6.47	10.28	6.81	8.50	6.69
KAIST Fall 2022	Final	6	7.91		8.85		8.85	7.91	9.71	8.54	9.16
	First round	3	7.29		7.83		10.04	8.20	7.37	7.29	7.92
Korean Championship 2022	Final	7	6.50		8.83		6.50	9.81	8.22	DNF	8.46
	Semi Final	8	6.95		8.60		7.85	6.95	9.88	9.37	8.58
	Second round	10	7.82		8.88		8.61	8.72	10.07	9.31	7.82
	First round	9	7.85		8.73		9.66	9.42	8.16	8.61	7.85
Korean Spring 2022	Final	2	6.92		8.50		7.92	9.23	6.92	8.34	DNF
	First round	3	6.62		8.16		8.90	10.75	8.14	6.62	7.44
ByeolLae Open 2020	Final	8	7.52		10.45		7.52	10.98	10.72	11.74	9.64
	First round	6	7.70		9.25		7.70	9.28	9.23	9.24	12.65
Cubing Korea 2019	Final	7	7.14		9.39		7.14	9.24	10.36	8.57	11.72
	Second round	6	7.98		8.28		8.63	8.17	7.98	8.04	12.35
	First round	13	7.05		9.54		10.47	7.05	9.16	9.92	9.53
Daegu Autumn Open 2019	Final	5	8.78		9.27		8.88	9.08	12.62	9.85	8.78
	First round	5	8.30		9.81		8.30	12.96	9.05	10.41	9.96
Korean Championship 2019	Final	8	9.45		11.07		11.47	10.55	12.60	9.45	11.20
	Semi Final	3	6.99		8.35		9.43	7.73	7.89	6.99	19.32
	Second round	15	8.32		9.86		9.37	9.33	10.88	8.32	13.17
	First round	19	8.34		10.50		12.01	11.81	8.34	10.79	8.91
Cubing Operating System Summer 2019	Final	3	7.04		9.78		12.22	9.27	9.80	10.26	7.04
	First round	4	7.41		8.57		10.21	7.73	8.46	9.51	7.41
Play Cube X4 2019	Second round	12	9.04		10.78		9.04	11.09	12.63	9.58	11.67
	First round	9	8.49		10.41		10.10	8.49	9.88	11.24	12.52
Cutory Blossom 2019	Final	8	9.62		11.31		10.95	13.06	9.62	10.79	12.19
	First round	5	8.50		9.13		9.48	13.17	8.50	8.97	8.93
Seoul Winter 2019	Second round	13	8.91		10.60		13.42	11.15	8.95	11.69	8.91
	First round	10	8.80		9.47		8.80	9.89	9.07	9.44	12.94
Korea Winter 2019	Final	10	7.66		11.03		15.05	9.13	8.91	DNF	7.66
	First round	10	8.67		9.88		8.68	11.78	13.03	9.18	8.67
Cutory Autumn Open 2018	Final	8	8.11		10.58		10.87	8.11	10.29	10.59	11.02
	First round	6	8.71		9.57		12.13	10.05	8.82	9.85	8.71
Korean Championship 2018	Second round	23	9.93		11.06		10.93	10.41	11.84	12.46	9.93
	First round	17	7.99		10.86		10.70	10.87	11.01	15.90	7.99
Play Cube 2018	First round	13	9.30		10.83		10.96	10.16	11.38	11.41	9.30
Cubedu Korea 2018	Second round	20	9.59		11.77		11.58	11.24	15.18	9.59	12.48
	First round	14	10.23		11.23		11.34	10.99	11.37	13.72	10.23
CWR Fall 2017	First round	18	10.51		11.79		13.45	11.29	13.81	10.62	10.51
3x3x3 HanMaDang 2017	Final	25	11.94		12.92		12.51	12.16	11.94	14.09	20.13
	First round	25	10.21		12.68		13.41	14.06	DNF	10.21	10.56
Korean Championship 2016	Second round	49	13.64		15.30		14.41	13.64	15.14	16.40	16.36
	First round	38	10.78		13.38		20.11	10.78	11.85	14.75	13.54
Cube Is Good 2016	First round	60	14.99		18.03		22.18	19.22	16.09	18.78	14.99
Jeonju Spring 2016	First round	58	18.45		20.65		21.71	20.93	23.21	18.45	19.31
2x2x2 Cube
Uhseo Osong 2025	Final	8	2.10		2.90		3.52	3.09	3.39	2.23	2.10
	First round	16	2.91		3.41		5.27	2.91	3.56	3.21	3.46
Korea Open 2025	Final	14	1.89		2.99		1.89	4.90	3.53	2.76	2.67
	Second round	7	1.67		2.17		1.67	1.90	2.18	2.85	2.42
	First round	13	1.95		2.86		2.81	2.70	3.08	1.95	3.88
Rubik's WCA World Championship 2025	First round	317	2.31		2.91		2.31	2.40	3.37	2.97	3.89
Daejeon Spring 2025	Final	6	2.23		2.56		2.32	2.55	2.23	6.22	2.81
	Second round	11	2.28		3.09		4.55	3.40	2.28	2.77	3.11
	First round	9	1.55		3.03		3.21	2.45	3.43	1.55	3.63
Beijing Summer 2025	Second round	35	1.54		3.05		2.40	1.54	3.45	3.29	4.99
	First round	51	2.04		3.71		3.83	2.04	3.45	DNF	3.84
Happy Suseong 2025	Final	13	2.56		3.34		4.41	2.56	3.36	3.83	2.82
	Second round	13	2.59		2.95		4.51	2.85	3.11	2.59	2.88
	First round	8	2.11		2.64		2.99	3.38	2.18	2.11	2.75
Seoul Winter 2024	First round	43	1.21		4.34		4.47	4.38	4.28	1.21	4.36
Korean Championship 2023	Final	4	2.52		2.96		4.07	2.52	3.32	2.70	2.87
	Second round	3	0.89		2.68		2.58	5.41	0.89	3.16	2.31
	First round	10	2.84		3.54		3.92	3.64	3.38	2.84	3.61
Rubik's WCA World Championship 2023	Second round	100	2.19		2.94		2.91	4.11	3.11	2.19	2.79
	First round	94	1.72		2.83		2.93	3.60	1.72	2.69	2.87
Korean Championship 2022	Second round	16	2.25		3.95		3.82	2.58	5.60	5.45	2.25
	First round	26	2.01		4.33		4.53	2.01	3.71	4.74	4.81
Seoul Summer 2022	Final	11	2.19		3.75		3.16	4.47	2.19	3.61	4.79
ByeolLae Open 2020	Final	10	2.81		3.91		5.62	2.81	3.64	3.41	4.67
Daegu Autumn Open 2019	Final	5	2.50		3.36		3.04	4.47	4.03	3.00	2.50
Korean Championship 2019	Second round	19	2.74		4.07		2.74	5.13	3.64	5.14	3.44
	First round	16	2.68		3.96		5.41	2.68	DNF	3.39	3.09
Play Cube X4 2019	Final	5	1.99		2.67		1.99	2.72	2.73	6.94	2.55
	Second round	8	2.88		3.80		4.02	3.54	3.88	2.88	3.99
	First round	9	2.45		3.61		2.45	4.54	2.68	DNF	3.61
Cutory Blossom 2019	Final	8	1.73		3.50		1.73	3.94	5.98	3.12	3.43
Seoul Winter 2019	First round	16	2.43		4.14		3.48	5.12	DNF	3.81	2.43
Korean Championship 2018	Final	6	2.62		3.90		4.32	3.70	3.69	5.06	2.62
	First round	6	2.74		3.13		3.60	4.41	3.04	2.74	2.76
Korean Championship 2016	First round	29	3.58		4.88		4.42	6.42	4.59	3.58	5.62
Cube Is Good 2016	First round	42	4.23		5.89		7.33	4.23	4.76	7.18	5.73
4x4x4 Cube
Uhseo Osong 2025	Final	5	28.23		30.60		29.50	32.50	33.09	28.23	29.80
	First round	5	27.42		29.20		27.42	27.87	33.48	29.88	29.84
Korea Open 2025	Final	3	25.54		28.03		29.64	29.64	27.03	25.54	27.43
	Second round	8	30.74		32.12		30.74	35.10	31.22	33.62	31.53
	First round	3	24.24		27.54		24.24	27.14	24.95	30.52	32.82
Rubik's WCA World Championship 2025	Second round	30	24.54		26.60		24.97	29.68	34.59	25.15	24.54
	First round	58	24.67		28.27		28.03	25.47	24.67	34.38	31.31
Daejeon Spring 2025	Final	3	26.70		28.65		33.31	27.73	26.70	29.16	29.05
	First round	3	25.17		27.54		28.96	28.78	28.60	25.17	25.23
Beijing Summer 2025	Final	8	23.51		27.93		25.83	26.30	31.67	31.90	23.51
	First round	8	24.22		28.44		30.44	27.92	24.22	29.73	27.66
Anyang Haseyo 2025	Final	3	25.19		28.27		30.28	28.98	31.06	25.56	25.19
	Second round	3	25.08		26.94		28.12	28.75	26.44	25.08	26.25
	First round	2	24.81		26.59		24.81	28.45	26.02	25.30	37.21
Happy Suseong 2025	Final	4	24.74		27.00		29.92	26.16	27.15	27.70	24.74
	First round	8	27.36		31.79		34.27	31.60	30.82	27.36	32.96
Seoul Winter 2024	Final	4	25.16		26.95		31.69	25.16	27.50	27.47	25.87
	First round	4	27.41		27.92		27.90	27.41	27.41	28.45	29.29
Busan Spring 2024	Final	7	27.94		31.81		33.17	27.94	33.93	28.33	35.67
	Second round	9	29.89		32.34		34.01	29.89	30.10	32.90	38.01
	First round	11	30.85		34.26		32.49	30.85	35.83	34.46	1:03.17
Seoul Open 2024	Final	5	27.35		31.50		31.90	33.96	30.46	27.35	32.14
	First round	4	25.82		28.87		29.60	28.01	29.00	25.82	33.79
Korean Championship 2023	Final	3	24.61		28.11		28.08	32.06	26.80	24.61	29.46
	First round	3	25.16		29.76		27.85	29.81	31.61	25.16	33.34
Rubik's WCA World Championship 2023	Second round	63	26.68		31.88		35.37	34.43	26.68	31.52	29.70
	First round	51	25.88		29.75		35.98	27.47	29.50	25.88	32.29
KAIST Fall 2022	Final	5	25.89		31.63		33.14	33.14	29.75	25.89	31.99
	First round	3	26.44		28.02		26.53	26.99	30.78	26.44	30.54
Korean Championship 2022	Final	3	21.58		28.06		25.77	27.12	21.58	31.30	34.09
	First round	8	28.73		33.69		30.21	28.73	37.88	34.10	36.75
Korean Spring 2022	Final	1	26.67		28.09		29.71	28.95	27.02	28.31	26.67
Cubing Korea 2019	Final	11	31.68		37.54		37.63	35.99	31.68	41.16	39.00
Daegu Autumn Open 2019	Final	6	31.46		38.84		37.28	42.49	36.76	49.80	31.46
Korean Championship 2019	First round	16	36.37		39.39		38.64	38.69	47.19	36.37	40.83
Play Cube X4 2019	Final	17	41.96		48.86		41.96	49.68	48.50	54.33	48.39
Seoul Winter 2019	Final	13	37.16		42.97		40.93	37.16	45.42	42.56	47.31
Korea Winter 2019	Final	7	35.84		36.69		36.97	35.84	37.06	43.28	36.05
Cutory Autumn Open 2018	Final	9	38.42		40.41		43.04	38.42	44.36	38.68	39.50
Korean Championship 2018	First round	30	43.43		47.50		46.04	49.81	46.65	55.25	43.43
Cubedu Korea 2018	Final	18	43.17		46.89		48.88	44.96	46.83	43.17	50.93
CWR Fall 2017	Final	25	44.20		52.22		52.70	51.38	54.88	52.58	44.20
Korean Championship 2016	First round	39	1:00.79		1:04.57		1:02.83	1:09.58	1:00.79	1:18.52	1:01.29
Cube Is Good 2016	First round	70	1:35.05		1:45.62		1:44.41	1:35.05	1:42.99	DNF	1:49.47
5x5x5 Cube
Rubik's WCA World Championship 2025	First round	199	59.67		1:01.78		1:03.86	1:04.30	59.67	1:00.64	1:00.85
Please Big Cubes Korea 2025	Second round	15	54.64		1:01.72		54.64	1:00.09	1:02.91	1:03.89	1:02.16
	First round	15	54.24		1:00.85		1:02.14	54.24	1:03.91	1:07.81	56.50
Busan Spring 2024	Final	16	58.26		1:05.38		1:01.65	1:01.33	58.26	1:13.15	1:19.47
	First round	15	56.66		1:04.38		1:07.73	56.66	58.34	1:11.26	1:07.06
Rubik's WCA World Championship 2023	First round	182	1:02.80		1:11.04		1:15.23	1:12.61	1:02.80	1:15.71	1:05.27
Korean Spring 2022	Final	6	1:01.39		1:09.10		1:01.39	1:03.54	1:12.02	1:26.60	1:11.73
Cutory Autumn Open 2018	Final	26	1:37.13		1:52.20		1:41.30	2:04.12	2:04.15	1:37.13	1:51.18
Play Cube 2018	Final	31	1:38.86		2:04.20		1:38.86	1:44.04	2:01.52	2:47.18	2:27.03
6x6x6 Cube
Rubik's WCA World Championship 2025	First round	491	2:45.48				2:45.48
Korean Championship 2023	Final	13	2:07.38		2:17.32		2:23.84	2:20.75	2:07.38
Seoul Winter 2019	Final	26	4:27.44		DNF		5:03.82	4:27.44	DNF
7x7x7 Cube
Seoul Winter 2024	First round	27	4:12.99		4:43.47		4:34.33	5:23.10	4:12.99
Korean Spring 2022	Final	10	3:53.62		4:24.92		4:45.50	3:53.62	4:35.65
3x3x3 Blindfolded
Cutory Autumn Open 2018	Final	13	DNF		DNF		DNF	DNF	DNF
Play Cube 2018	Final	14	5:13.30		DNF		DNF	7:56.38	5:13.30
Cubedu Korea 2018	Final	16	DNF		DNF		DNF	DNF	DNF
3x3x3 Fewest Moves
FMC Asia 2017	Final	44	37		39.67		41	37	41
3x3x3 One-Handed
Uhseo Osong 2025	Final	1	7.62		9.13		11.84	7.62	8.57	9.48	9.35
	First round	1	9.69		10.57		9.69	11.20	20.80	10.29	10.22
We Laugh Pohanghang 2025	Final	1	8.58		9.04	NR	8.77	8.79	8.58	9.56	9.57
	First round	1	8.93		10.07		8.93	10.93	9.79	9.48	13.30
Korea Open 2025	Final	2	8.23		11.46		12.02	11.88	12.61	10.47	8.23
	Second round	1	8.60		9.76		10.40	10.11	8.60	8.76	11.32
	First round	1	8.01		10.33		11.53	10.97	11.48	8.01	8.53
Rubik's WCA World Championship 2025	Final	8	8.71		9.94		9.40	8.71	9.71	10.72	12.68
	Second round	10	9.52		10.20		9.52	10.88	10.74	9.70	10.17
	First round	10	9.21		10.28		10.17	10.04	10.62	13.87	9.21
Osan Summer 2025	Final	1	8.53		10.84		11.84	8.53	11.68	11.20	9.65
	First round	1	10.58		11.28		13.12	11.75	10.58	10.61	11.49
Beijing Summer 2025	Final	3	8.68		10.26		10.29	12.15	10.92	8.68	9.58
	First round	2	8.90		10.69		10.88	9.24	8.90	DNF	11.94
Anyang Haseyo 2025	Final	1	9.22		11.02		11.00	10.29	11.86	9.22	11.78
	Second round	1	9.92		10.50		9.96	10.96	10.58	9.92	11.63
	First round	2	9.64		11.07		11.80	10.99	9.64	11.54	10.69
Hamchang Winter 2024	Final	2	9.45		11.28		12.58	10.86	10.96	12.03	9.45
	Second round	1	8.43		10.39		9.50	8.43	9.45	12.22	12.47
	First round	1	7.52	NR	10.96		10.84	12.89	10.93	11.11	7.52
Ansan Summer 2024	Final	1	9.19		11.07		12.28	12.23	10.54	9.19	10.45
	First round	1	9.40		9.74	NR	9.53	9.40	9.82	12.27	9.86
Busan Spring 2024	Final	3	9.60		13.59		9.60	10.59	12.79	18.71	17.39
	First round	1	9.64		10.48		10.74	11.02	10.76	9.94	9.64
Korean Championship 2023	Final	2	8.92		11.25		11.59	10.84	14.98	11.32	8.92
	First round	1	8.95		10.92		8.95	11.19	13.82	11.95	9.62
Rubik's WCA World Championship 2023	Final	15	11.39		12.71		12.66	12.82	14.07	12.64	11.39
	Second round	6	8.23	NR	10.12	NR	9.19	12.42	8.23	11.10	10.07
	First round	38	10.58		12.52		12.17	13.27	10.58	12.12	DNF
KAIST Fall 2022	Final	1	8.67	NR	11.25		11.23	11.57	8.67	12.59	10.95
	First round	2	10.71		13.28		12.66	11.99	10.71	15.98	15.18
Korean Championship 2022	Final	1	10.10		12.43		15.05	12.61	11.69	10.10	12.99
	First round	4	10.47		12.98		14.58	13.38	15.14	10.47	10.97
ByeolLae Open 2020	Final	5	12.57		14.14		12.61	14.21	15.59	12.57	15.97
Daegu Autumn Open 2019	Final	2	12.48		13.93		12.67	12.66	28.53	12.48	16.47
Korean Championship 2019	Final	7	10.51		15.00		15.71	13.51	17.74	10.51	15.78
	First round	5	12.88		14.24		15.66	13.38	12.88	13.86	15.48
Play Cube X4 2019	First round	9	12.32		17.20		16.01	16.60	12.32	19.06	19.00
Cutory Blossom 2019	Final	5	10.31		14.88		12.92	15.60	10.31	16.56	16.13
Korea Winter 2019	Final	3	12.85		14.80		15.49	14.83	12.85	15.45	14.11
Korean Championship 2018	Final	7	13.97		15.54		15.59	16.67	13.97	16.59	14.44
	First round	10	15.67		17.18		16.38	18.58	18.64	15.67	16.57
Play Cube 2018	First round	16	18.71		21.03		22.52	20.77	18.71	19.81	DNF
3x3x3 HanMaDang 2017	First round	21	15.79		22.40		20.37	22.30	34.63	24.52	15.79
Clock
Korea Open 2025	Second round	34	4.75		9.45		5.25	DNF	7.66	4.75	15.44
	First round	7	4.51		5.83		5.72	4.51	4.56	7.21	DNF
Rubik's WCA World Championship 2025	First round	327	3.97		7.92		9.00	3.97	DNF	9.93	4.82
Osan Summer 2025	Final	6	4.37		7.51		7.08	DNF	4.37	9.64	5.80
	First round	3	4.78		5.60		6.63	4.80	5.41	6.60	4.78
Beijing Summer 2025	First round	21	5.29		8.16		11.29	5.29	6.72	10.27	7.49
Anyang Haseyo 2025	Final	4	4.64		5.64		4.64	6.14	8.42	6.03	4.75
	First round	3	4.09		4.80		5.70	4.42	4.09	10.08	4.27
Anyang Haseyo 2024	Final	5	3.85		7.36		3.85	11.80	4.94	DNF	5.35
	First round	11	4.49		8.17		4.65	10.57	DNF	4.49	9.28
Korean Championship 2023	Final	8	4.13		9.53		DNF	12.39	5.97	4.13	10.24
Rubik's WCA World Championship 2023	First round	95	6.16		8.81		9.78	6.61	DNF	6.16	10.05
Korean Championship 2022	Final	6	8.25		9.58		8.25	DNF	10.33	8.75	9.65
Korean Spring 2022	Final	2	6.92		8.77		7.82	8.45	10.04	6.92	DNF
Cubing Korea 2019	Final	34	8.84		DNF		12.51	DNF	DNF	8.84	9.48
Korean Championship 2019	Final	10	7.35		13.70		15.76	7.35	16.84	DNF	8.51
Cubing Operating System Summer 2019	Final	4	8.50		9.85		10.11	9.57	9.88	8.50	12.58
Megaminx
Rubik's WCA World Championship 2025	First round	287	51.84		59.16		1:05.69	53.54	1:00.84	1:03.10	51.84
Hamchang Winter 2024	Final	10	49.96		59.81		59.83	49.96	55.56	1:04.05	1:08.35
	First round	11	54.75		58.62		1:21.88	55.48	55.29	1:05.09	54.75
Busan Spring 2024	Final	9	47.28		55.81		51.13	57.73	58.58	47.28	1:06.77
	First round	10	56.45		59.08		1:06.89	58.01	56.45	56.76	1:02.46
Korean Championship 2023	Final	6	54.13		58.58		1:01.07	1:00.07	1:02.48	54.59	54.13
Rubik's WCA World Championship 2023	First round	135	54.89		1:02.26		58.10	1:01.32	1:16.53	1:07.35	54.89
KAIST Fall 2022	Final	6	54.87		1:00.30		59.50	59.59	1:02.40	54.87	1:01.80
	First round	7	56.05		1:01.50		56.05	1:02.71	1:00.32	1:03.08	1:01.48
Korean Championship 2019	Final	24	1:29.24		1:46.22		1:46.99	1:45.85	1:29.24	1:51.15	1:45.82
Korea Winter 2019	Final	31	1:53.34		2:04.04		1:53.34	2:09.03	DNF	2:00.14	2:02.96
Pyraminx
Korea Open 2025	Final	3	2.17		2.61		2.46	2.36	3.02	2.17	3.60
	Second round	1	1.49		2.58		1.94	3.39	1.49	3.74	2.42
	First round	3	1.61		2.51		1.61	5.20	2.34	3.19	1.99
Rubik's WCA World Championship 2025	Second round	126	1.81		3.15		4.38	2.83	2.24	4.43	1.81
	First round	85	2.46		2.97		2.46	3.34	2.77	3.43	2.81
Beijing Summer 2025	Final	7	2.06		2.47		5.43	2.06	2.55	2.30	2.57
	Second round	14	1.79		2.66		3.56	2.36	2.07	4.76	1.79
	First round	5	1.78		2.59		2.52	2.84	2.41	2.87	1.78
Please Minx Korea 2025	Final	4	1.54		2.72		3.99	1.54	1.85	3.77	2.53
	Semi Final	5	1.87		3.24		2.23	DNF	3.89	3.60	1.87
	Second round	4	1.68		2.85		2.28	3.44	1.68	2.83	4.59
	First round	3	2.70		3.15		3.12	3.21	2.70	3.12	3.23
Korea Newcomers AM 2025	Final	1	1.86		2.15		4.08	2.04	2.12	1.86	2.29
Hamchang Winter 2024	Final	4	3.30		3.85		3.84	4.52	3.30	3.46	4.25
	Second round	3	2.77		3.57		3.75	3.66	3.31	2.77	4.74
	First round	7	3.28		3.83		4.71	3.40	3.28	3.39	7.90
Busan Spring 2024	Final	4	1.79		3.04		6.42	1.79	3.93	2.52	2.67
	First round	4	2.12		3.09		3.32	5.28	3.78	2.17	2.12
Korean Championship 2023	Final	6	2.48		4.81		6.18	2.48	7.41	4.58	3.67
	First round	2	2.42		3.10		3.55	2.42	3.10	4.17	2.64
Rubik's WCA World Championship 2023	First round	103	2.10		4.18		6.67	2.10	3.71	2.16	6.93
Korean Championship 2022	Final	5	2.70		4.20		7.04	2.70	4.02	4.57	4.01
	First round	2	2.57		3.17		3.40	2.57	3.06	3.06	3.65
Korean Spring 2022	Final	3	2.52		3.04		3.26	2.75	3.11	2.52	3.81
ByeolLae Open 2020	Final	1	2.83		3.49		10.06	2.83	3.81	3.20	3.47
Daegu Autumn Open 2019	Final	2	3.33		4.27		5.72	3.33	3.63	6.40	3.46
Korean Championship 2019	Final	5	2.69		4.51		4.55	5.19	3.78	2.69	5.53
	First round	7	3.82		4.59		4.37	5.54	3.87	6.64	3.82
Play Cube X4 2019	Final	2	3.87		4.48		4.34	3.87	4.27	8.50	4.82
Seoul Winter 2019	Final	7	3.49		5.88		7.12	5.56	8.86	3.49	4.96
	First round	5	3.78		4.44		3.78	4.32	5.05	7.80	3.96
Cutory Autumn Open 2018	Final	9	5.46		6.77		5.46	DNF	5.47	5.68	9.17
Korean Championship 2018	First round	15	5.41		8.18		5.49	DNF	5.70	5.41	13.34
Cubedu Korea 2018	Final	10	3.58		6.91		6.22	7.74	3.58	10.28	6.76
Skewb
We Laugh Pohanghang 2025	Final	2	2.44		3.63		DNF	5.80	2.52	2.56	2.44
	First round	2	2.49		3.18		2.49	3.79	2.70	4.82	3.04
Korea Open 2025	Final	2	2.73		3.32		3.37	3.02	3.56	2.73	3.98
	Second round	1	2.53		2.90		2.61	2.53	3.33	5.90	2.76
	First round	4	2.83		3.71		3.90	2.83	3.44	3.80	4.01
Rubik's WCA World Championship 2025	Second round	39	2.66		3.13		4.15	3.63	2.92	2.85	2.66
	First round	24	2.38		2.98		3.34	2.88	2.38	3.49	2.71
Osan Summer 2025	Final	2	2.15		3.50		4.81	2.15	2.77	4.83	2.91
	First round	1	2.76		3.24		2.84	2.98	5.46	2.76	3.89
Beijing Summer 2025	Final	3	2.49		2.79		3.41	2.49	2.56	2.57	3.25
	First round	7	2.29		3.04		2.96	3.47	2.29	3.19	2.97
Anyang Haseyo 2025	Final	4	3.02		4.07		4.88	3.02	DNF	3.14	4.18
	First round	5	2.37		4.58		3.80	6.50	3.43	30.44	2.37
Happy Suseong 2025	Final	8	2.59		4.96		7.15	2.59	5.87	2.92	6.09
	First round	1	2.23		2.67		2.23	2.74	2.91	2.35	6.04
Anyang Haseyo 2024	Final	3	2.34		3.78		3.37	4.69	2.34	4.80	3.29
	First round	2	1.44		3.11		3.86	1.44	4.60	2.64	2.82
Korean Championship 2023	Final	2	2.39		3.15		3.16	2.59	2.39	3.70	3.94
	First round	2	2.31		3.75		4.23	4.37	3.10	3.93	2.31
Rubik's WCA World Championship 2023	Second round	20	1.77		3.10		3.36	5.07	2.41	3.52	1.77
	First round	63	2.32		4.54		2.32	3.10	4.76	6.98	5.77
KAIST Fall 2022	Final	3	2.83		3.96		4.32	2.83	3.93	5.16	3.63
	First round	2	2.24		3.75		3.89	5.67	2.24	3.27	4.09
Korean Championship 2022	Final	5	2.97		4.54		4.89	5.08	3.64	DNF	2.97
	First round	2	3.25		3.69		DNF	3.27	4.50	3.29	3.25
ByeolLae Open 2020	Final	5	2.64		4.73		4.66	DNF	4.89	2.64	4.63
Korean Championship 2019	Final	1	2.37		2.98	NR	3.66	2.65	2.63	4.43	2.37
	First round	3	2.29		4.17		6.26	2.29	3.03	3.21	7.52
Cubing Operating System Summer 2019	Final	2	3.10		4.43		3.60	3.90	6.45	3.10	5.80
	First round	1	2.53		3.81		3.67	2.53	4.05	3.72	5.20
Cutory Blossom 2019	Final	2	2.67		4.13		4.23	3.34	DNF	4.81	2.67
Seoul Winter 2019	Final	5	3.30		4.45		3.30	6.37	3.45	3.52	6.84
Korean Championship 2018	Final	16	3.56		DNF		3.79	3.56	DNF	DNF	3.72
	First round	1	2.66		3.79		6.70	2.66	4.02	2.88	4.46
Cubedu Korea 2018	Final	3	3.64		4.45		3.64	DNF	3.76	5.07	4.51
CWR Fall 2017	Final	3	2.45		5.77		5.86	4.97	6.48	2.45	7.41
Korean Championship 2016	First round	25	8.57		9.79		16.87	8.69	8.57	11.58	9.11
Square-1
Korea Open 2025	Final	12	15.06		15.89		15.53	15.06	15.43	18.40	16.72
	First round	6	9.63		12.64		9.63	11.68	14.50	14.61	11.75
Rubik's WCA World Championship 2025	First round	236	12.56		13.86		14.80	12.56	13.49	15.13	13.28
Daejeon Spring 2025	Final	5	8.71		13.11		8.71	11.49	13.90	13.93	16.26
	First round	9	12.14		16.23		12.14	14.50	15.98	19.63	18.20
Beijing Summer 2025	Final	16	9.62		15.64		15.95	15.16	17.86	9.62	15.82
	First round	10	11.03		13.26		11.85	12.19	16.33	15.74	11.03
Anyang Haseyo 2024	Final	6	10.04		12.05		14.31	12.61	10.81	10.04	12.73
	First round	6	9.84		14.84		18.15	14.35	9.84	12.02	39.57
Korean Championship 2023	Final	3	8.52		11.46		12.55	12.60	8.52	9.24	13.36
Rubik's WCA World Championship 2023	Second round	70	7.97		12.97		14.02	13.24	12.72	7.97	12.96
	First round	49	10.87		11.75		11.09	12.68	10.87	12.60	11.57
Korean Championship 2022	Final	4	9.91		12.80		11.28	13.64	13.48	9.91	15.28
Seoul Summer 2022	Final	5	7.73		11.51		9.52	12.71	7.73	18.37	12.31
Korean Championship 2019	Final	4	10.41		12.17		10.41	18.69	10.51	12.07	13.93
Cutory Blossom 2019	Final	3	12.92		16.46		18.73	14.07	12.92	16.59	27.85
Seoul Winter 2019	Final	6	13.88		17.98		DNF	17.13	17.18	19.63	13.88
Korean Championship 2018	Final	4	11.58		13.86		13.10	13.29	11.58	25.09	15.19
Play Cube 2018	Final	7	12.75		16.47		17.74	19.47	13.24	12.75	18.42
3x3x3 With Feet
Cubing Korea 2019	Final	4	45.21		50.88		58.24	46.42	51.59	45.21	54.64
Cubing Operating System Summer 2019	Final	4	53.43		57.03		1:03.84	53.43	58.07	54.54	58.47
3x3x3 HanMaDang 2017	Final	5	1:06.95		1:11.43		1:06.95	1:08.82	1:18.53

History of National Records

Single	Average	Competition	Round	Solves
3x3x3 One-Handed
	9.04	We Laugh Pohanghang 2025	Final	8.77	8.79	8.58	9.56	9.57
7.52		Hamchang Winter 2024	First round
	9.74	Ansan Summer 2024	First round	9.53	9.40	9.82	12.27	9.86
8.23	10.12	Rubik's WCA World Championship 2023	Second round	9.19	12.42	8.23	11.10	10.07
8.67		KAIST Fall 2022	Final
Skewb
	2.98	Korean Championship 2019	Final	3.66	2.65	2.63	4.43	2.37

National Championship Podiums

Event	Place	Single	Average	Solves
Korean Championship 2023
4x4x4 Cube	3	24.61	28.11	28.08	32.06	26.80	24.61	29.46
3x3x3 One-Handed	2	8.92	11.25	11.59	10.84	14.98	11.32	8.92
Skewb	2	2.39	3.15	3.16	2.59	2.39	3.70	3.94
Square-1	3	8.52	11.46	12.55	12.60	8.52	9.24	13.36
Korean Championship 2022
4x4x4 Cube	3	21.58	28.06	25.77	27.12	21.58	31.30	34.09
3x3x3 One-Handed	1	10.10	12.43	15.05	12.61	11.69	10.10	12.99
Korean Championship 2019
Skewb	1	2.37	2.98	3.66	2.65	2.63	4.43	2.37