Format
TK
Terasawa, Koshiro
🇯🇵FIDE 7008040· Male· Japan· Born in 2007
Follow Koshiro TerasawaTrack his monthly FIDE ratings, games, tournaments and more.
Koshiro Terasawa, a 19-year-old player, is rated 1799 — his current career high. He plays occasionally (9 games in the last 12 months). Also played 2 rapid events (including Kanagawa Rapid Chess Championship 2025) recently. He reached #89 nationally in Jun 2026.
At junior level, he reached #3 nationally in U20.
Current rating
1799
Standard
Rpd1843·Blz—
All-time high
1799
at best
Jun 2026 · age 19
Jun 2026 · age 19
Activity
14
games / yr avg. · ≈1/mo
9 past 12 mo · ≈1/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#76,691
#76,691 · players worldwide · of 218,279
Career timeline
7 entries2026
Peak national rank: #89
at age 19 · rated 1799
Jun 2026
3rd U20 player nationally
at age 19 · rated 1799
Jun 2026
Crossed 1600
at age 19
Jun 2026
Crossed 1500
at age 19
Jun 2026
Crossed 1400
at age 19
Jun 2026
All-time peak 1799
at age 19
Jun 2026
Standard rating history
Peak
FIDE title
Threshold
First rated
Activity & highlights
Top opponent
Evolution
—
Tournaments
1
9 games
Score
4/ 944.4%
3W2D4L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
1 event| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | May 2026 | 4/9 | #29 | 1800 | 0.0 |
Rankings
/
Japan
#89
out of 254 players
Asia-Pacific
#9,379
in continent
World
#76,690
out of 400,000+
National ranking
Europe & World
Europe
World
Japan
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| ... | ||
| 89 | 1,799 | |
Asia-Pacific
| 1 | 🇺🇿Follow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more. | 2,777 |
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| 4 | 🇨🇳Follow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| 5 | 🇮🇳Follow Viswanathan AnandTrack their monthly FIDE ratings, games, tournaments and more. | 2,739 |
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| 7 | 🇮🇳Follow Praggnanandhaa RTrack their monthly FIDE ratings, games, tournaments and more. | 2,735 |
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| 9 | 🇮🇳Follow Gukesh DTrack their monthly FIDE ratings, games, tournaments and more. | 2,732 |
| 10 | 🇻🇳Follow Quang Liem LeTrack their monthly FIDE ratings, games, tournaments and more. | 2,731 |
| ... | ||
| 9379 | 1,799 | |
World
| 1 | 🇳🇴Follow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,841 |
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| 4 | 🇺🇿Follow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more. | 2,777 |
| 4 | 🇺🇿Follow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more. | 2,777 |
| 6 | 🇩🇪Follow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more. | 2,767 |
| 7 | 🇳🇱Follow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more. | 2,764 |
| 8 | 🇮🇳Follow Erigaisi ArjunTrack their monthly FIDE ratings, games, tournaments and more. | 2,761 |
| 9 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| 9 | 🇨🇳Follow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| ... | ||
| 76690 | 1,799 | |