Kazuki Sakamoto (坂本一樹)

Region	WCA ID	Gender	Competitions	Completed Solves
Japan	2017SAKA03	Male	15	526

Current Personal Records

Event	NR	CR	WR	Single	Average	WR	CR	NR
3x3x3 Cube	111	2544	7306	7.97	9.36	5372	1962	87
2x2x2 Cube	13	544	2543	1.32	2.28	1450	354	12
4x4x4 Cube	30	719	2102	29.76	32.63	1362	468	20
5x5x5 Cube	25	462	1311	55.35	1:00.98	1185	424	23
6x6x6 Cube	16	367	1035	1:48.35	1:56.00	1026	371	19
7x7x7 Cube	10	224	587	2:34.99	2:41.71	522	203	9
3x3x3 One-Handed	178	6142	16482	21.03	25.32	15340	5891	173
Megaminx	43	560	2140	53.23	1:01.13	2266	599	46
Pyraminx	77	2130	7891	3.73	5.23	5179	1538	65
Skewb	189	6863	27256	7.65	8.41	14296	3941	126
Square-1	94	1622	7002	20.43	26.65	6446	1549	95
4x4x4 Blindfolded	60	455	1696	16:01.00

Medal Collection

Gold	Silver	Bronze
6	7	5

Competition	Round	Place	Single	Average	Solves
3x3x3 Cube
Katano Milky Way 2024	First round	20	8.32	10.01	11.40	13.11	8.32	8.56	10.08
Tokai Winter AM 2021	Final	3	8.74	9.49	8.87	9.08	8.74	10.52	10.52
Hiroshima Open 2019	Final	10	7.97	10.59	7.97	10.66	9.87	11.37	11.23
	Second round	7	8.48	9.36	9.29	14.05	9.69	8.48	9.09
	First round	21	10.33	11.92	10.33	12.96	11.19	12.90	11.68
Japan Championship 2019	Second round	30	10.38	10.64	10.72	10.43	10.38	20.23	10.78
	First round	20	9.13	10.36	10.73	9.13	10.94	12.27	9.42
Kyoto Open 2019	Final	8	9.42	11.69	11.53	9.42	12.10	11.45	12.14
	Second round	8	9.22	10.79	9.22	10.39	11.30	10.67	12.86
	First round	7	9.18	10.88	9.68	11.78	9.18	16.53	11.19
Ayase Autumn 2019	Final	11	10.57	11.44	10.90	11.57	11.85	10.57	12.77
	Second round	11	9.82	10.53	10.75	10.15	10.68	11.43	9.82
	First round	14	10.35	11.13	11.65	10.35	10.60	11.62	11.18
Kansai Summer 2019	Second round	14	9.11	12.36	13.30	9.84	16.83	13.95	9.11
	First round	9	10.73	11.23	11.04	13.21	11.18	10.73	11.48
Cube Camp in Kanazawa 2019	Second round	11	10.22	11.31	10.22	11.88	10.80	11.25	12.15
	First round	8	10.02	10.84	10.77	10.02	10.10	12.57	11.64
Nishinomiya Open 2019	First round	19	11.00	12.74	13.74	11.00	11.09	13.39	14.38
Kansai Open 2019	Second round	23	11.50	11.87	11.84	11.50	12.66	11.61	12.15
	First round	15	9.70	10.76	10.29	11.31	10.68	13.44	9.70
Kansai Open 2018	Second round	20	11.34	12.88	12.97	13.28	11.34	12.40	13.66
	First round	12	9.90	11.23	9.90	10.94	13.56	11.40	11.34
Kansai Big Cube 2017	First round	11	10.67	12.63	13.19	DNF	13.06	10.67	11.63
Kansai Summer 2017	Second round	20	11.99	13.35	14.35	12.98	14.84	12.73	11.99
	First round	20	13.23	14.03	13.85	14.60	14.29	13.95	13.23
2x2x2 Cube
Tokai Winter AM 2021	Final	2	1.45	2.81	5.33	2.21	3.96	2.26	1.45
Hiroshima Open 2019	Final	1	1.77	2.61	1.77	2.69	4.84	2.05	3.10
	First round	10	1.96	3.81	1.96	5.62	5.56	3.92	1.96
Japan Championship 2019	Final	4	1.32	2.28	2.73	2.04	1.32	8.24	2.08
	First round	3	2.32	2.74	4.40	2.54	3.11	2.57	2.32
Ayase Autumn 2019	Final	1	2.07	2.66	2.07	2.62	2.88	4.42	2.48
	First round	2	2.56	3.03	2.56	2.91	3.33	3.56	2.85
Kansai Summer 2019	Final	2	2.68	3.03	3.72	2.84	2.68	3.13	3.11
	First round	10	2.73	4.11	9.69	2.73	4.00	3.16	5.18
Cube Camp in Kanazawa 2019	Final	6	2.15	3.89	2.15	3.59	2.90	5.19	5.89
	First round	5	3.22	3.89	8.04	3.39	3.36	3.22	4.91
Nishinomiya Open 2019	Final	4	4.09	4.88	4.09	5.84	4.17	4.63	6.71
	First round	4	3.13	3.55	3.41	3.49	3.76	4.10	3.13
Kansai Open 2019	Final	8	3.21	4.29	4.83	4.77	3.21	4.61	3.50
	First round	3	2.85	3.55	4.39	3.40	2.97	4.27	2.85
Kansai Open 2018	Final	6	3.42	3.97	3.46	3.42	4.67	4.51	3.95
	First round	3	2.96	3.36	2.99	3.66	2.96	5.42	3.44
4x4x4 Cube
Katano Milky Way 2024	Final	6	30.03	32.63	30.03	36.50	32.35	34.96	30.59
	First round	12	33.13	36.97	38.01	33.13	35.72	37.17	39.20
Hiroshima Open 2019	Final	6	29.76	35.10	34.17	36.21	29.76	40.92	34.92
	First round	5	31.19	34.69	37.59	41.84	31.19	31.55	34.93
Kansai Big Cubes 2019	Final	6	31.46	34.53	31.46	32.01	37.18	45.71	34.39
	First round	5	32.50	33.82	32.50	34.42	33.53	33.50	34.59
Japan Championship 2019	Final	13	35.75	38.20	38.68	37.36	38.55	35.75	39.05
	First round	12	30.32	36.35	41.20	33.18	38.89	36.98	30.32
Kyoto Open 2019	Final	6	33.05	35.87	36.23	36.51	35.19	36.19	33.05
	First round	7	31.33	35.93	36.56	31.33	39.55	32.00	39.24
Cube Camp in Kanazawa 2019	Final	6	36.16	41.32	44.67	39.54	40.69	36.16	43.74
	First round	6	36.13	38.08	36.34	36.13	39.87	41.80	38.04
Nishinomiya Open 2019	Final	4	33.70	35.43	33.82	38.25	39.80	34.23	33.70
	First round	4	31.42	34.54	39.00	41.25	32.00	31.42	32.61
Kansai Open 2019	First round	9	37.28	38.60	37.41	37.28	39.41	38.97	45.57
Kansai Open 2018	First round	9	36.26	42.36	46.82	51.15	36.26	41.14	39.12
Kansai Big Cube 2017	Final	7	39.21	44.16	44.24	44.87	45.76	43.38	39.21
	First round	7	39.71	43.93	50.65	41.99	39.71	41.06	48.75
5x5x5 Cube
Kansai Big Cubes 2019	Final	5	57.59	1:01.89	57.59	1:04.30	1:00.19	1:01.55	1:03.93
	First round	4	58.28	1:00.98	58.58	58.28	1:03.12	1:03.81	1:01.25
Japan Championship 2019	Final	10	55.35	1:03.67	1:11.16	1:01.87	1:07.65	55.35	1:01.48
	First round	10	58.16	1:01.56	1:03.80	1:03.16	58.16	59.27	1:02.25
Kyoto Open 2019	Final	7	1:04.59	1:06.28	1:17.43	1:04.59	1:04.70	1:07.24	1:06.89
	First round	8	1:02.37	1:08.65	1:14.95	1:09.91	1:12.99	1:02.37	1:03.05
Ayase Autumn 2019	Final	4	59.93	1:03.67	1:05.54	1:02.97	1:03.50	1:04.54	59.93
Cube Camp in Kanazawa 2019	Final	6	1:00.88	1:06.48	1:00.88	1:08.37	1:02.97	1:08.09	1:09.71
Nishinomiya Open 2019	Final	5	56.76	1:05.85	56.76	1:07.30	1:04.29	1:11.79	1:05.95
	First round	5	1:01.13	1:10.10	1:07.66	1:05.73	1:16.91	DNF	1:01.13
Kansai Open 2019	First round	9	1:02.85	1:09.68	1:09.46	1:04.95	1:14.62	1:21.84	1:02.85
Kansai Open 2018	Final	6	1:14.78	1:15.67	1:15.61	1:15.98	1:18.87	1:14.78	1:15.41
	First round	6	1:12.93	1:18.34	1:22.44	1:17.19	DNF	1:15.38	1:12.93
Kansai Big Cube 2017	First round	7	1:15.43	1:20.93	1:24.69	1:16.28	1:25.71	1:15.43	1:21.82
Kansai Summer 2017	First round	10	1:13.84	1:25.56	1:20.12	1:33.26	1:32.07	1:24.50	1:13.84
6x6x6 Cube
Tokyo Autumn 2025	First round	15	1:50.77	1:57.52	2:00.30	1:50.77	2:01.49
Kansai Big Cubes 2019	Final	4	1:57.57	2:04.40	2:02.52	2:13.11	1:57.57
	First round	4	1:53.98	1:56.00	1:57.24	1:53.98	1:56.78
Japan Championship 2019	Final	6	1:54.68	1:58.40	1:54.68	2:04.63	1:55.90
Cube Camp in Kanazawa 2019	Final	3	1:50.79	2:00.71	1:50.79	2:06.11	2:05.23
Nishinomiya Open 2019	Final	4	1:56.91	2:02.06	2:04.83	2:04.43	1:56.91
Kansai Open 2019	Final	3	1:48.35	2:05.01	1:48.35	2:11.40	2:15.27
Kansai Open 2018	Final	3	2:02.10	2:18.08	2:11.78	2:02.10	2:40.35
Kansai Big Cube 2017	Final	1	2:12.23	2:16.04	2:12.23	2:18.75	2:17.13
7x7x7 Cube
Tokyo Autumn 2025	Final	9	2:36.23	2:41.71	2:36.23	2:47.09	2:41.80
	First round	9	2:39.34	2:42.66	2:43.05	2:39.34	2:45.60
Kansai Big Cubes 2019	Final	2	2:38.98	2:44.54	2:48.74	2:38.98	2:45.89
	First round	3	2:35.57	2:44.19	2:59.24	2:37.77	2:35.57
Japan Championship 2019	Final	2	2:34.99	2:44.04	2:44.81	2:52.31	2:34.99
Ayase Autumn 2019	Final	2	2:40.74	2:47.21	2:45.92	2:54.96	2:40.74
Cube Camp in Kanazawa 2019	Final	1	2:47.74	2:48.22	2:47.74	2:48.96	2:47.96
Nishinomiya Open 2019	Final	2	2:39.00	2:49.11	2:39.00	2:48.89	2:59.43
Kansai Open 2019	Final	2	2:55.70	2:58.45	2:55.74	3:03.90	2:55.70
Kansai Open 2018	Final	1	3:01.86	3:05.62	3:10.18	3:01.86	3:04.83
Kansai Big Cube 2017	Final	1	3:14.67	3:18.18	3:23.45	3:14.67	3:16.42
Kansai Summer 2017	Final	3	3:39.40	3:42.32	3:44.24	3:43.31	3:39.40
3x3x3 Blindfolded
Kansai Open 2018	Final	15	DNF	DNF	DNF	DNF	DNF
3x3x3 One-Handed
Kansai Open 2018	Final	5	21.03	25.32	27.34	26.57	21.03	26.13	23.26
Megaminx
Kansai Big Cubes 2019	Final	4	59.89	1:04.55	59.89	1:04.94	1:07.18	1:10.91	1:01.53
Japan Championship 2019	Final	5	53.23	1:01.13	58.31	1:03.53	53.23	1:04.08	1:01.54
	First round	8	1:07.84	1:10.11	1:11.90	1:07.84	1:08.09	1:10.34	1:27.63
Ayase Autumn 2019	Final	5	1:03.52	1:05.89	1:03.52	1:06.35	1:06.56	1:06.63	1:04.76
Cube Camp in Kanazawa 2019	Final	6	1:07.25	1:11.36	1:12.87	1:07.25	1:12.57	1:08.65	1:21.27
Kansai Open 2019	Final	5	1:08.54	1:16.24	1:08.54	1:22.73	1:27.13	1:14.92	1:11.06
Kansai Open 2018	Final	5	1:11.31	1:17.13	1:29.49	1:11.31	1:17.84	1:22.22	1:11.34
Pyraminx
Hiroshima Open 2019	Final	6	4.12	5.23	4.12	6.95	4.76	5.43	5.49
	First round	11	5.77	6.74	5.77	7.72	7.33	5.78	7.11
Ayase Autumn 2019	Final	10	3.73	5.41	6.72	4.79	5.09	6.36	3.73
	First round	10	4.97	6.33	5.53	6.64	15.16	6.81	4.97
Kansai Summer 2019	Final	4	6.32	6.84	8.03	6.66	6.65	7.20	6.32
	First round	3	4.54	5.77	6.55	4.54	6.39	5.85	5.08
Skewb
Cube Camp in Kanazawa 2019	Final	6	7.65	8.41	7.65	8.79	9.40	7.84	8.59
Kansai Open 2018	Final	6	8.41	9.56	9.23	9.85	10.36	9.60	8.41
Square-1
Kansai Summer 2017	Final	6	20.43	26.65	30.46	23.55	20.43	25.94	1:15.09
4x4x4 Blindfolded
Kansai Open 2018	Final	4	16:01.00	DNF	DNF	DNF	16:01.00
Kansai Big Cube 2017	Final	6	DNF	DNF	DNF	DNF	DNF
5x5x5 Blindfolded
Japan Championship 2019	Final	10	DNF	DNF	DNF	DNS	DNS
Cube Camp in Kanazawa 2019	Final	4	DNF	DNF	DNF	DNF	DNS
3x3x3 With Feet
Hiroshima Open 2019	Final	4	49.47	1:08.13	1:17.80	1:15.53	49.47	1:03.78	1:05.08

National Championship Podiums

Event	Place	Single	Average	Solves
Japan Championship 2019
7x7x7 Cube	2	2:34.99	2:44.04	2:44.81	2:52.31	2:34.99