UNDERHOOK SOCIETY
| Leiden, Netherlands | |
| Satsang Brazilian Jiu-jitsu | |
| 0614506287 | |
| Website | |
| Facebook profile | |
| @underhooksociety | |
7 medals (4 x  2 x  1 x  ) |
Administrator(s)
Iwan
Mike
Training time
1. | | (15y, 5m) | ||
2. |  | (7y, 0m) | ||
3. |  | (7y, 0m) | ||
4. | | (6y, 6m) | ||
5. |  | (5y, 1m) | ||
6. |  | (2y, 5m) | ||
7. |  | (2y, 5m) | ||
8. |  | (2y, 5m) | ||
9. |  | (2y, 3m) | ||
10. |  | (2y, 3m) | ||
11. |  | (1y, 6m) |
12. |  | (1y, 6m) |
13. |  | (1y, 2m) |
14. | | (1y, 1m) |
15. |  | (1y, 1m) |
16. |  | (1y, 0m) |
17. |  | (1y, 0m) |
18. |  | (0y, 10m) |
19. |  | (0y, 10m) |
20. |  | (0y, 10m) |
21. |  | (0y, 9m) |
22. |  | (0y, 7m) |
23. |  | (0y, 6m) |
24. |  | (0y, 6m) |
Time since last promotion
1. | | (2y, 5m) | ||
2. | | (2y, 3m) | ||
3. | | (2y, 3m) | ||
4. | | (1y, 9m) | ||
5. | | (1y, 9m) | ||
6. | | (1y, 6m) | ||
7. |  | (1y, 3m) | ||
8. | | (1y, 3m) | ||
9. | | (1y, 3m) | ||
10. | | (1y, 3m) | ||
11. | | (1y, 2m) |
12. | | (1y, 1m) |
13. | | (1y, 1m) |
14. | | (1y, 0m) |
15. | | (1y, 0m) |
16. | | (0y, 10m) |
17. | | (0y, 10m) |
18. | | (0y, 10m) |
19. | | (0y, 9m) |
20. | | (0y, 9m) |
21. | | (0y, 9m) |
22. | | (0y, 7m) |
23. | | (0y, 6m) |
24. | | (0y, 2m) |
25. | | (0y, 0m) |
Total academy points
11,555
Coaches(s)
Iwan
Mike
Janna
Confirmed members (28)
Iwan
Hansen
4315/1000
Mike
Harteveld
1310/700
David
Bonestroo
815/400
Janna
Stolk
845/400
Mariëtte
Zwarthoed
1230/400
Demian
Koopman
310/200
Dennis
De
630/200
Lisa
Ducher
0/200
Redgy
Duine
265/200
Teun
Zwetsloot
0/200
Zheyu
Shang
480/200
Anagnostis
Theodoropoulos
0/0
António
Santos
0/0
Bénédicte
Colin
0/0
Carlos
Arranz
0/0
Egbert
Koops
180/0
Ewelina
Kowalczyk
0/0
Giacomo
Franceschi
185/0
Iustin
Raducanu
200/0
Jim
Piek
0/0
Karin
Van
480/0
Li-Fan
Lee
130/0
Luuk
Zwaan
0/0
Mitchel
Porcelijn
0/0
Nicolo
Vago
0/0
Philip
Bouwmeister
0/0
Pieter
Matthee
0/0
Rowin
De
180/0
Schedule
| MONDAY | ||||
| 18:30 | 19:30 | BJJ KIDS Lisse | | |
| 19:30 | 21:00 | Brazilian Jiu Jitsu All Levels Lisse | | |
| TUESDAY | ||||
| 17:00 | 18:30 | Grappling Bjj Leiden | | |
| WEDNESDAY | ||||
| 18:00 | 19:30 | Brazilian Jiu Jitsu All Levels Leiden. | | |
| THURSDAY | ||||
| 19:30 | 21:00 | Grappling Bjj All Levels Lisse | | |
| FRIDAY | ||||
| 18:00 | 19:45 | Grappling Bjj Leiden | 1 | |
| SUNDAY | ||||
| 09:30 | 11:00 | Brazilian Jiu Jitsu (fundamental) Leiden | 1 | |
Gallery
Average time spent at each belt (verified profiles only)
| UNDERHOOK SOCIETY | WORLD AVERAGE | |
|---|---|---|
| 1 year(s), 10 month(s), 25 day(s) | 2 year(s), 1 month(s), 22 day(s) | |
| 2 year(s), 8 month(s), 3 day(s) | 4 year(s), 0 month(s), 0 day(s) | |
| 1 year(s), 4 month(s), 9 day(s) | 2 year(s), 11 month(s), 22 day(s) | |
| 2 year(s), 5 month(s), 27 day(s) | 3 year(s), 0 month(s), 10 day(s) |
Competition record
| vs. | António Santos | Win Submission (Americana from mount - 02:00) |
| vs. | Gabriel Behr | Win Submission (triangle arm-bar - 01:30) |
| vs. | Demian Koopman | Loss Points (0-7) |
| vs. | Cas Heemskerk | Win Submission (rear naked choke - 01:30) |
| vs. | Luuk Zwaan | Loss Decision (8-8) |
| vs. | Demian Koopman | Loss Points (0-5) |
| vs. | Aidan de Groeve | Win Points (5-0) |
| vs. | Casper van der Heijden | Win Points (4-1) |
| vs. | Selimcan Kucukalioglu | Loss Points (3-5) |
| vs. | Esat Unal | Win Submission (D'Arce choke - 01:21) |
| vs. | Adil Bellah | Loss Points (0-3) |
| vs. | Jasper Witteck | Win Submission (Ezekiel choke from mount - 02:30) |
| vs. | Suleyman Ozevci | Win Points (2-1) |
| vs. | Christian Timmermans | Win Decision (0-0) |
| vs. | Niels Vanderhoven | Win Submission (Ezekiel choke from mount - 03:00) |
| vs. | Elias Bergsma | Win Submission (Ezekiel choke from mount - 01:24) |
| vs. | Korang Adu Yeboah | Win Points (10-0) |
| vs. | Luiz Rosiers | Win Points (5-2) |
| vs. | Kyan Doremalen | Win Points (0-22) |
| vs. | Kursat Koca | Loss Points (0-6) |
| vs. | Dilivio Daal | Loss Submission (guillotine from North-South - 04:38) |
| vs. | Kubilay Yilmaz | Win Submission (Ezekiel choke from mount - 04:34) |
| vs. | Taeke Hendriks | Loss Points (2-8) |
| vs. | Yusuke Katayama | Win Points (2 - 0) |
| vs. | Txai Van der Meer | Win Points (8 - 0) |
| vs. | Jamin Xie | Loss Points (15 - 4) |
| vs. | 蔡梓炜 | Loss |
| vs. | Quintin Voleppe | Loss |
Competition medals
| VERSUS Championship 33 - NoGi & Adults only | |
| VERSUS Championship 32 Gi & NoGi | |
| VERSUS Championship 32 Gi & NoGi | |
| 2025 NO GI International Veluwe Open Jiu Jitsu Championship | |
| Groot Nederlands Studenten Kampioenschap | |
| SJJCF FUJIAN JIU JITSU CHAMPIONSHIP 2025 | |
| Primal Games | |
| Dutch Open 2017 | |
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