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	YOSHIHIRO IKEDA	Japan	252	13	Japan Open Memory Championship 2015
5	SAYAKA HOKAZONO	Japan	232	12	European Open Memory Championship 2023
6	KAREN ISHII	Japan	212	11	Japan Open 2025
7	YUZUKI TAKAOKA	Japan	208	11	Japan Open 2025
8	NAOYA HIRATA	Japan	200	11	Tokyo Friendly Memory Championship 2018
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	MASASHI FUJITA	Japan	170	9	Japan Open 2025
13	RYO KOBAYASHI	Japan	170	9	Asia Open Memory Championship 2019
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	TOMOYUKI NAKATA	Japan	132	7	Japan Open Memory Championship 2014
20	AKIRA OKUNU	Japan	130	7	Japan Open Memory Championship 2019
21	REIKO TAKAHASHI	Japan	128	7	Japan Open 2025
22	TOMOYUKI SASAYA	Japan	120	7	Japan Open 2025
22	MIE SAKATA	Japan	120	7	Japan Open 2025
22	KAMICHO HIROKAZU	Japan	120	7	Japan Open Memory Championship 2018
22	AYUMI OSAGAWA	Japan	120	7	Japan Open 2025
26	FUMIKO RENAUDY NEMOTO	Japan	118	6	French Open Memory Championship 2021
27	KIYOHIRO MURAI	Japan	110	6	Japan Open Memory Championship 2017
28	MASAYUKI WADA	Japan	100	6	Asia Open Memory Championship 2018
29	KEIKO KAWASHIMA	Japan	96	5	Japan Open 2025
30	EMI MABUCHI	Japan	94	5	Japan Open 2025
31	YUKI SAKAKI	Japan	88	5	Japan Open 2025
31	JUN TAKEDA	Japan	88	5	Japan Open 2025
33	MARIKA NISHIGUCHI	Japan	86	5	Japan Open Memory Championship 2015
34	HIROSHI ABE	Japan	84	5	World Memory Championships 2017
34	NAKAGAWA TAKASHI	Japan	84	5	Japan Open Memory Championship 2016
34	TAKAHIKO MATSUO	Japan	84	5	Japan Open Memory Championship 2016
37	HARUMI YAMADA	Japan	82	5	Japan Open 2025
38	KAORI ARAI	Japan	80	5	Japan Open 2025
38	ETSUKO NOGAMI	Japan	80	5	Japan Open 2025
38	SHOHEI HARA	Japan	80	5	Japan Open Memory Championship 2019
41	ASUKA OHASHI	Japan	72	4	Hong Kong Open Memory Championship 2013
41	TAKAFUMI SAKAKIBARA	Japan	72	4	Japan Open Memory Championship 2019
43	SHINICHI MIYACHI	Japan	66	4	World Memory Championships 2013
44	HINA OHARA	Japan	64	4	Japan Open Memory Championship 2018
45	YUSUKE SUZUKI	Japan	60	3	Japan Open Memory Championship 2018
46	KEIZO NAKAGAWA	Japan	50	3	Japan Open Memory Championship 2018
47	AYUTA TONOMURA	Japan	45	2	Asia Open Memory Championship 2017
48	TAKESI-SAWAI	Japan	40	2	World Memory Championship 2010
48	YUTA TSUTSUMI	Japan	40	2	Japan Open Memory Championship 2016
48	MOTOYUKI KUMAKI	Japan	40	2	Tokyo Friendly Memory Championship 2018
48	NAOKO YAZAWA	Japan	40	2	Japan Open 2025
48	YASUSHI TAKEMASA	Japan	40	2	Japan Open 2025
48	TOMOYA KUBO	Japan	40	2	Japan Open Memory Championship 2018
48	KAZUMA TAKAYANAGI	Japan	40	2	Japan Open Memory Championship 2018
48	KAZUHIRO TOKUDA	Japan	40	2	Japan Open 2025
48	NORIKAZU TANAKA	Japan	40	2	Japan Open Memory Championship 2019
48	YUSUKE NAITO	Japan	40	2	Japan Open Memory Championship 2019
48	SHUNSUKE HOSOI	Japan	40	2	Japan Open Memory Championship 2018
59	EIKO OHARA	Japan	34	2	Japan Open Memory Championship 2018
60	KAORI TSUJIKUBO	Japan	28	1	Japan Open Memory Championship 2018
61	RINNE TSUJIKUBO	Japan	24	1	Japan Open Memory Championship 2018
62	HIROMITSU HISHIDA	Japan	22	1	Tokyo Friendly Memory Championship 2018
63	REINE TSUJIKUBO	Japan	16	1	Japan Open Memory Championship 2018
63	MANA OHARA	Japan	16	1	Japan Open Memory Championship 2018
65	MIONO NAMATAME	Japan	8		Japan Open 2025
65	SAYURI TAKAHASHI	Japan	8		Japan Open 2025
67	YUUTA TANAKA	Japan	0		World Memory Championship 2011