5-minute Numbers

Japan

Rank	Competitor	Country	Score	IAM level	Competition
1	NAOKI MIWA	Japan	480	23	IAM Egypt Open 2022
2	MOTORO OHNO	Japan	312	16	World Memory Championships 2017
3	YASUHIRA YAMAGUCHI	Japan	264	14	World Memory Championship 2024
4	NAOYA HIRATA	Japan	255	13	East Asia Open 2025
5	YOSHIHIRO IKEDA	Japan	252	13	Japan Open Memory Championship 2015
6	SAYAKA HOKAZONO	Japan	232	12	European Open Memory Championship 2023
7	KAREN ISHII	Japan	212	11	Japan Open 2025
8	YUZUKI TAKAOKA	Japan	208	11	Japan Open 2025
9	KONOMI NAKAHARA	Japan	195	10	Asia Open Memory Championship 2019
10	TAKERU AOKI	Japan	182	10	Australian Open Memory Championship 2018
11	RIZU TAKAOKA	Japan	174	9	European Open Memory Championship 2023
11	YU SUGAYA	Japan	174	9	Japan Open 2025
13	RYO KOBAYASHI	Japan	170	9	Asia Open Memory Championship 2019
13	MASASHI FUJITA	Japan	170	9	Japan Open 2025
15	RYOHTO SAWADA	Japan	160	9	Japan Open Memory Championship 2014
15	KENJI TAKAGI	Japan	160	9	Japan Open Memory Championship 2018
17	MEGUMI MORIKAWA	Japan	150	8	Japan Open 2025
18	KEN KOHAGIZAWA	Japan	148	8	Japan Open 2025
19	MIE SAKATA	Japan	140	8	East Asia Open 2025
20	TOMOYUKI NAKATA	Japan	132	7	Japan Open Memory Championship 2014
21	AKIRA OKUNU	Japan	130	7	Japan Open Memory Championship 2019
22	REIKO TAKAHASHI	Japan	128	7	Japan Open 2025
23	HAYATO ISEKI	Japan	124	7	East Asia Open 2025
24	AYUMI OSAGAWA	Japan	120	7	Japan Open 2025
24	KAMICHO HIROKAZU	Japan	120	7	Japan Open Memory Championship 2018
24	ETSUKO NOGAMI	Japan	120	7	East Asia Open 2025
24	TOMOYUKI SASAYA	Japan	120	7	Japan Open 2025
28	FUMIKO RENAUDY NEMOTO	Japan	118	6	French Open Memory Championship 2021
29	YUKI SAKAKI	Japan	116	6	East Asia Open 2025
30	KIYOHIRO MURAI	Japan	110	6	Japan Open Memory Championship 2017
31	MASAYUKI WADA	Japan	100	6	Asia Open Memory Championship 2018
32	KEIKO KAWASHIMA	Japan	96	5	Japan Open 2025
33	EMI MABUCHI	Japan	94	5	Japan Open 2025
34	TAKAFUMI SAKAKIBARA	Japan	90	5	East Asia Open 2025
35	JUN TAKEDA	Japan	88	5	Japan Open 2025
36	MARIKA NISHIGUCHI	Japan	86	5	Japan Open Memory Championship 2015
37	HIROSHI ABE	Japan	84	5	World Memory Championships 2017
37	TAKAHIKO MATSUO	Japan	84	5	Japan Open Memory Championship 2016
37	NAKAGAWA TAKASHI	Japan	84	5	Japan Open Memory Championship 2016
40	HARUMI YAMADA	Japan	82	5	Japan Open 2025
41	SHOHEI HARA	Japan	80	5	Japan Open Memory Championship 2019
41	KAORI ARAI	Japan	80	5	Japan Open 2025
43	ASUKA OHASHI	Japan	72	4	Hong Kong Open Memory Championship 2013
44	SHINICHI MIYACHI	Japan	66	4	World Memory Championships 2013
45	HINA OHARA	Japan	64	4	Japan Open Memory Championship 2018
46	YUSUKE SUZUKI	Japan	60	3	Japan Open Memory Championship 2018
47	KEIZO NAKAGAWA	Japan	50	3	Japan Open Memory Championship 2018
48	AYUTA TONOMURA	Japan	45	2	Asia Open Memory Championship 2017
49	TAKESI-SAWAI	Japan	40	2	World Memory Championship 2010
49	SHUNSUKE HOSOI	Japan	40	2	Japan Open Memory Championship 2018
49	YASUSHI TAKEMASA	Japan	40	2	Japan Open 2025
49	MIONO NAMATAME	Japan	40	2	East Asia Open 2025
49	KAZUHIRO TOKUDA	Japan	40	2	Japan Open 2025
49	NAOKO YAZAWA	Japan	40	2	Japan Open 2025
49	YUTA TSUTSUMI	Japan	40	2	Japan Open Memory Championship 2016
49	MOTOYUKI KUMAKI	Japan	40	2	Tokyo Friendly Memory Championship 2018
49	TOMOYA KUBO	Japan	40	2	Japan Open Memory Championship 2018
49	KAZUMA TAKAYANAGI	Japan	40	2	Japan Open Memory Championship 2018
49	NORIKAZU TANAKA	Japan	40	2	Japan Open Memory Championship 2019
49	YUSUKE NAITO	Japan	40	2	Japan Open Memory Championship 2019
61	EIKO OHARA	Japan	34	2	Japan Open Memory Championship 2018
62	KAORI TSUJIKUBO	Japan	28	1	Japan Open Memory Championship 2018
63	RINNE TSUJIKUBO	Japan	24	1	Japan Open Memory Championship 2018
64	HIROMITSU HISHIDA	Japan	22	1	Tokyo Friendly Memory Championship 2018
65	MANA OHARA	Japan	16	1	Japan Open Memory Championship 2018
65	REINE TSUJIKUBO	Japan	16	1	Japan Open Memory Championship 2018
67	SAYURI TAKAHASHI	Japan	8		Japan Open 2025
68	YUUTA TANAKA	Japan	0		World Memory Championship 2011