Format
OM
Otao,Ana Mayumi
🇧🇷FIDE 44780702· Female· Brazil· Born in 2012
Follow Ana Mayumi OtaoTrack her monthly FIDE ratings, games, tournaments and more.
Ana Mayumi Otao, a 14-year-old Brazilian player, is rated 1428. She has held steady between 1400 and 1450 for 7 months. 32 rated games in the past year (≈35/year long-term). Recent standard appearances include II Timbo Chess Festival Under 2400 STD, 91o Campeonato Brasileiro Absoluto 2025, and Campeonato Catarinense Feminino STD 2025. Also played 6 rapid (including 1a Etapa do RPD do 4o Circuito NXJ 2026) and 4 blitz events (including BLZ CXBLU Aniversario de Blumenau 175 Anos) recently. Her peak of 1485 was reached at age 13 (Aug 2025).
Current rating
1428
Standard
Rpd1488·Blz1476
All-time high
1485
−57 pts below
Aug 2025 · age 13
Aug 2025 · age 13
Activity
37
games / yr avg. · ≈3/mo
32 past 12 mo · ≈3/mo
classical only
Active
classical only
Active
Signature stat
#209,660
#209,660 · players worldwide · of 216,808
Career timeline
5 entries2025
Best 12-month gain (+65 Elo)
1420 → 1485
Aug 2025
All-time peak 1485
at age 13 · −57 from today
Aug 2025
Crossed 1400
at age 13
Jan 2025
Crossed 1200
at age 13
Jan 2025
First FIDE rating
1420 · at age 13
Jan 2025
Standard rating history
Last 12 months — activity & highlights
Top opponent
Evolution
-3
1431 → 1428
Tournaments
9
55 games
Score
20.5/ 5537.3%
18W5D32L
Top 3 wins
2.[W]vsAlica E Decezare Bittencourt1,575·Campeonato Brasileiro Juvenil 2025 (STD) - Sub 20 Feminino·R1·+25.1
Top 3 losses
3.[L]vsLarissa Taina Roeder1,510·Campeonato Brasileiro Juvenil 2025 (STD) - Sub 20 Feminino·R5·-18.6
Last 12 months — tournaments
9 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Feb 2026 | 2/5 | #39 | 1554 | +25.6 |
Open Swiss | Dec 2025 | 3/8 | #125 | 1664 | -31.2 |
Open Swiss | Dec 2025 | 2/3 | #7 | 1683 | -1.6 |
Open Swiss | Oct 2025 | 3/3 | #23 | 2350 | -11.2 |
Open Swiss | Sep 2025 | 3/2 | #45 | 2583 | -11.6 |
Rankings
/
Brazil
#3,063
out of 6,387 players
Americas
#24,795
in continent
World
#209,360
out of 400,000+
National ranking
Europe & World
Europe
World
Brazil
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| 8 | 🇧🇷Follow Yago De Moura SantiagoTrack their monthly FIDE ratings, games, tournaments and more. | 2,479 |
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| 10 | 🇧🇷Follow Nathan Felipe FilgueirasTrack their monthly FIDE ratings, games, tournaments and more. | 2,410 |
| ... | ||
| 3063 | 1,428 | |
Americas
| 1 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 2 | 🇺🇸Follow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more. | 2,788 |
| 3 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,754 |
| 4 | 🇺🇸Follow Leinier Dominguez PerezTrack their monthly FIDE ratings, games, tournaments and more. | 2,732 |
| 5 | 🇺🇸Follow Hans Moke NiemannTrack their monthly FIDE ratings, games, tournaments and more. | 2,728 |
| 6 | 🇺🇸Follow Levon AronianTrack their monthly FIDE ratings, games, tournaments and more. | 2,724 |
| 7 | 🇺🇸Follow Awonder LiangTrack their monthly FIDE ratings, games, tournaments and more. | 2,718 |
| 8 | 🇺🇸Follow Samuel SevianTrack their monthly FIDE ratings, games, tournaments and more. | 2,696 |
| 9 | 🇺🇸Follow Jeffery XiongTrack their monthly FIDE ratings, games, tournaments and more. | 2,656 |
| 10 | 🇺🇸Follow Ray RobsonTrack their monthly FIDE ratings, games, tournaments and more. | 2,653 |
| ... | ||
| 24795 | 1,428 | |
World
| 1 | 🇳🇴Follow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,840 |
| 2 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 3 | 🇺🇸Follow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more. | 2,788 |
| 4 | 🇺🇿Follow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more. | 2,780 |
| 5 | 🇺🇿Follow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more. | 2,776 |
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| 7 | 🇫🇷Follow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more. | 2,759 |
| 9 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,754 |
| 10 | 🇨🇳Follow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| ... | ||
| 209360 | 1,428 | |