5-minute Binary - All-Time Best Scores

Japan

Rank	Competitor	Country	Score	IAM level	Competition
1	NAOKI MIWA	Japan	1104	24	IAM Egypt Open 2022
2	NAOKI MIWA	Japan	1098	24	Japan Open 2026
3	NAOKI MIWA	Japan	1068	24	Japan Open 2025
4	NAOKI MIWA	Japan	1038	24	East Asia Open 2025
5	YASUHIRA YAMAGUCHI	Japan	642	16	Japan Open 2026
6	NAOYA HIRATA	Japan	528	14	Japan Open Memory Championship 2019
7	YOSHIHIRO IKEDA	Japan	522	14	Japan Open Memory Championship 2015
8	NAOYA HIRATA	Japan	517	14	Japan Open 2026
9	YASUHIRA YAMAGUCHI	Japan	516	16	East Asia Open 2025
10	NAOYA HIRATA	Japan	504	14	2nd Korea OPEN Champs 2018
11	MEGUMI MORIKAWA	Japan	474	13	East Asia Open 2025
12	YOSHIHIRO IKEDA	Japan	438	14	Japan Open Memory Championship 2014
13	NAOYA HIRATA	Japan	432	14	Japan Open Memory Championship 2018
13	KAREN ISHII	Japan	432	12	Japan Open 2025
15	TAKERU AOKI	Japan	428	12	2nd Korea OPEN Champs 2018
16	MASASHI FUJITA	Japan	426	12	Japan Open 2025
16	KAREN ISHII	Japan	426	12	East Asia Open 2025
18	YOSHIHIRO IKEDA	Japan	420	14	OZ Open Memory Champs 2013 - Powered by life's DHA
19	NAOYA HIRATA	Japan	411	14	East Asia Open 2025
20	MOTORO OHNO	Japan	405	11	Japan Open Memory Championship 2014
20	YOSHIHIRO IKEDA	Japan	405	14	Hong Kong Open Memory Championship 2013
20	EMI MABUCHI	Japan	405	11	Japan Open 2026
23	TAKERU AOKI	Japan	402	12	Hong Kong Open Memory Championship 2016
24	TAKERU AOKI	Japan	393	12	4th Philippine OPEN Champs 2017
25	SAYAKA HOKAZONO	Japan	375	11	Japan Open 2025
26	TAKERU AOKI	Japan	366	12	1st Taiwan Open Memory Championship 2015
27	YU SUGAYA	Japan	360	10	Japan Open 2026
27	MIE SAKATA	Japan	360	10	Japan Open 2026
29	TAKERU AOKI	Japan	357	12	Taiwan Open Memory Championship 2017
30	MEGUMI MORIKAWA	Japan	345	13	Japan Open 2025
31	NAOYA HIRATA	Japan	342	14	Japan Open Memory Championship 2017
32	TAKERU AOKI	Japan	336	12	Korea Open Memory Championship 2017
33	TAKERU AOKI	Japan	330	12	Australian Open Memory Championship 2017
33	MOTORO OHNO	Japan	330	11	Australian Open Memory Championship 2018
33	REIKO TAKAHASHI	Japan	330	10	Japan Open 2025
33	YU SUGAYA	Japan	330	10	Japan Open 2025
37	MIE SAKATA	Japan	312	10	Japan Open 2025
38	NAOKI MIWA	Japan	300	24	Japan Open Memory Championship 2018
38	TOMOYUKI SASAYA	Japan	300	9	Japan Open 2025
40	TAKERU AOKI	Japan	288	12	Australian Open Memory Championship 2018
41	KEIKO KAWASHIMA	Japan	282	8	Japan Open 2025
41	YUKI SAKAKI	Japan	282	8	Japan Open 2026
43	KAZUHIRO TOKUDA	Japan	279	8	Japan Open 2025
44	KEN KOHAGIZAWA	Japan	274	8	Japan Open 2025
45	NAOYA HIRATA	Japan	273	14	Korea Open Memory Championship 2017
46	NAOYA HIRATA	Japan	271	14	Japan Open 2025
47	RYO KOBAYASHI	Japan	270	8	Japan Open Memory Championship 2019
47	MIE SAKATA	Japan	270	10	East Asia Open 2025
47	KEN KOHAGIZAWA	Japan	270	8	Japan Open 2026
50	YUKI SAKAKI	Japan	264	8	East Asia Open 2025
51	YUZUKI TAKAOKA	Japan	263	8	Japan Open 2025
52	TAKERU AOKI	Japan	258	12	Friendly (Cambridge) Memory Championship 2013
53	YUZUKI TAKAOKA	Japan	255	8	Japan Open Memory Championship 2019
53	MEGUMI MORIKAWA	Japan	255	13	Japan Open 2026
55	AKIRA OKUNU	Japan	254	8	Japan Open Memory Championship 2019
56	KAMICHO HIROKAZU	Japan	252	8	Japan Open Memory Championship 2018
57	TAKAFUMI SAKAKIBARA	Japan	249	7	East Asia Open 2025
58	TAKERU AOKI	Japan	246	12	Singapore Open Memory Championship 2015
59	TOMOYUKI NAKATA	Japan	240	7	Japan Open Memory Championship 2014
59	KENJI TAKAGI	Japan	240	7	Japan Open Memory Championship 2017
59	RIZU TAKAOKA	Japan	240	7	Japan Open 2025
59	HAYATO ISEKI	Japan	240	7	East Asia Open 2025
59	YUZUKI TAKAOKA	Japan	240	8	East Asia Open 2025
64	KONOMI NAKAHARA	Japan	237	7	Australian Open Memory Championship 2018
65	FUMIKO RENAUDY NEMOTO	Japan	234	7	French Open Memory Championship 2021
66	TAKERU AOKI	Japan	228	12	Australian Open Memory Championship 2012
66	YUKI SAKAKI	Japan	228	8	Japan Open 2025
68	EMI MABUCHI	Japan	225	11	Japan Open 2025
69	KAMICHO HIROKAZU	Japan	222	8	Japan Open Memory Championship 2019
70	TOMOYUKI NAKATA	Japan	216	7	Hong Kong Open Memory Championship 2013
71	YUZUKI TAKAOKA	Japan	213	8	2nd Korea OPEN Champs 2018
72	ETSUKO NOGAMI	Japan	207	6	East Asia Open 2025
73	ETSUKO NOGAMI	Japan	204	6	Japan Open 2026
74	NAOYA HIRATA	Japan	198	14	Hong Kong Open Memory Championship 2016
75	TAKERU AOKI	Japan	189	12	3rd Philippine OPEN Champs 2016
76	HIROSHI ABE	Japan	181	6	Singapore Open Memory Championship 2017
77	HIROSHI ABE	Japan	180	6	Japan Open Memory Championship 2016
78	EMI MABUCHI	Japan	174	11	East Asia Open 2025
79	AYUMI OSAGAWA	Japan	168	5	Japan Open 2025
80	TAKAHIKO MATSUO	Japan	156	5	Japan Open Memory Championship 2016
80	MIONO NAMATAME	Japan	156	5	Japan Open 2026
82	RYOHTO SAWADA	Japan	150	5	Japan Open Memory Championship 2014
82	MOTORO OHNO	Japan	150	11	Japan Open Memory Championship 2015
82	KIYOHIRO MURAI	Japan	150	5	Japan Open Memory Championship 2017
85	KENJI TAKAGI	Japan	132	7	Japan Open Memory Championship 2018
85	HARUMI YAMADA	Japan	132	4	Japan Open 2025
87	TAKERU AOKI	Japan	126	12	Singapore Open Memory Championship 2017
87	ETSUKO NOGAMI	Japan	126	6	Japan Open 2025
89	YUZUKI TAKAOKA	Japan	121	8	Japan Open Memory Championship 2018
90	RYOHTO SAWADA	Japan	120	5	Japan Open Memory Championship 2015
90	KEIZO NAKAGAWA	Japan	120	4	Japan Open Memory Championship 2015
90	KEIZO NAKAGAWA	Japan	120	4	Japan Open Memory Championship 2017
90	MOTORO OHNO	Japan	120	11	Taiwan Open Memory Championship 2017
90	JUN TAKEDA	Japan	120	4	Japan Open 2025
95	HIROSHI ABE	Japan	117	6	2nd Korea OPEN Champs 2018
96	HINA OHARA	Japan	114	3	Japan Open Memory Championship 2018
97	TAKERU AOKI	Japan	105	12	OZ Open Memory Champs 2013 - Powered by life's DHA
97	MARIKA NISHIGUCHI	Japan	105	3	Japan Open Memory Championship 2016
97	KEIZO NAKAGAWA	Japan	105	4	Japan Open Memory Championship 2018
100	HIROSHI ABE	Japan	102	6	Japan Open Memory Championship 2018
100	SHOHEI HARA	Japan	102	3	Japan Open Memory Championship 2019
100	YASUSHI TAKEMASA	Japan	102	3	Japan Open 2025
103	HIROSHI ABE	Japan	96	6	Japan Open Memory Championship 2015
104	RINNE TSUJIKUBO	Japan	93	3	Japan Open Memory Championship 2018
105	NAKAGAWA TAKASHI	Japan	90	3	Japan Open Memory Championship 2015
105	KAZUMA TAKAYANAGI	Japan	90	3	Japan Open Memory Championship 2018
105	MASAYUKI WADA	Japan	90	3	Japan Open Memory Championship 2018
105	TAKERU AOKI	Japan	90	12	Hong Kong Open Memory Championship 2013
105	SAYURI TAKAHASHI	Japan	90	3	Japan Open 2025
110	NAKAGAWA TAKASHI	Japan	87	3	Japan Open Memory Championship 2017
111	KEIZO NAKAGAWA	Japan	84	4	Japan Open Memory Championship 2016
112	HIROSHI ABE	Japan	75	6	Hong Kong Open Memory Championship 2016
113	HIROSHI ABE	Japan	72	6	Korea Open Memory Championship 2017
114	TAKAFUMI SAKAKIBARA	Japan	69	7	Japan Open Memory Championship 2019
115	NAKAGAWA TAKASHI	Japan	66	3	Japan Open Memory Championship 2016
116	MOTOYUKI KUMAKI	Japan	61	2	Japan Open Memory Championship 2018
117	MARIKA NISHIGUCHI	Japan	60	3	Japan Open Memory Championship 2015
117	YUTA TSUTSUMI	Japan	60	2	Japan Open Memory Championship 2016
117	KAORI TSUJIKUBO	Japan	60	2	Japan Open Memory Championship 2018
117	TOMOYA KUBO	Japan	60	2	Japan Open Memory Championship 2018
117	HIROSHI ABE	Japan	60	6	1st Taiwan Open Memory Championship 2015
117	HIROSHI ABE	Japan	60	6	Japan Open Memory Championship 2019
117	NAOKO YAZAWA	Japan	60	2	Japan Open 2025
124	MIONO NAMATAME	Japan	54	5	Japan Open 2025
125	YUSUKE NAITO	Japan	45	1	Japan Open Memory Championship 2019
126	ASUKA OHASHI	Japan	43	1	Hong Kong Open Memory Championship 2013
127	KAORI ARAI	Japan	42	1	Japan Open 2025
128	SHUNSUKE HOSOI	Japan	30	1	Japan Open Memory Championship 2018
128	REINE TSUJIKUBO	Japan	30	1	Japan Open Memory Championship 2018
128	EIKO OHARA	Japan	30	1	Japan Open Memory Championship 2018
128	MANA OHARA	Japan	30	1	Japan Open Memory Championship 2018
128	YUSUKE SUZUKI	Japan	30	1	Japan Open Memory Championship 2018
133	HIROSHI ABE	Japan	18	6	Australian Open Memory Championship 2018
134	KEIZO NAKAGAWA	Japan	0	4	Korea Open Memory Championship 2017
134	KENJI TAKAGI	Japan	0	7	Japan Open Memory Championship 2016
134	AYUTA TONOMURA	Japan	0		Japan Open Memory Championship 2017
134	KAMICHO HIROKAZU	Japan	0	8	Taiwan Open Memory Championship 2017
134	NORIKAZU TANAKA	Japan	0		Japan Open Memory Championship 2019
134	HIROMITSU HISHIDA	Japan	0		Japan Open Memory Championship 2019
134	MIONO NAMATAME	Japan	0	5	East Asia Open 2025
134	RIZU TAKAOKA	Japan	0	7	East Asia Open 2025