The numbers Session proof

Completed sessions, accepted athletes, capacity, reach and returning behavior from the TopBJJ Kids database.

Real ecosystem data

The numbers

37 completed sessions. 26 invitationals hosted. 240 unique athletes accepted into completed sessions. 1011 accepted attendances across completed sessions. 62 academies represented. 103 athlete home cities. 21 host locations. 5 countries represented.

37 completed sessions

Built from completed sessions and accepted athletes in the database.

26 invitationals hosted

Built from completed sessions and accepted athletes in the database.

121 Hours of training

We don't just count the hours on the mat, we make the hours count.

1011 accepted attendances across completed sessions

This includes returning athletes, so it is different from young athletes connected.

129 returning athletes

Built from completed sessions and accepted athletes in the database.

62 academies represented

Built from completed sessions and accepted athletes in the database.

103 athlete home cities

Built from completed sessions and accepted athletes in the database.

21 host locations

Built from completed sessions and accepted athletes in the database.

5 countries represented

Built from completed sessions and accepted athletes in the database.

Proof that keeps building

What changed

Every signal below comes from completed sessions: accepted attendances, returning behavior, host locations, belt levels and guardian feedback.

Demand

Capacity is getting tighter

Overall: 26/37 reached 80% capacity. 10/37 hit or exceeded capacity.
First 18 completed sessions 13/18 reached 80% capacity 5/18 hit or exceeded capacity 86.5% average fill
Latest 19 completed sessions 13/19 reached 80% capacity 5/19 hit or exceeded capacity 85.5% average fill

Reach

103 athlete home cities 5 countries represented

Access

4.8 white or grey-white belts accepted per session 13.8 grey or grey-black belts per session
100% free No access fee for selected athletes

Retention

129 returning athletes 53.8% came back for 2+ sessions

Guardian feedback

4.72/5 4.70/5 safety 47 guardian responses

Next constraint

Split formats before demand flattens

Latest sessions are already past healthy fill. The data points to more capacity and tighter grouping, not more promotion.
85.5% latest average fill
5/19 latest sessions full or over capacity
27.3 accepted attendances per completed session

Proof Explorer

Explore growth

Filter completed sessions by growth, return rate, diversity and quality signals.

TEAM COOLEN - PILOT TRAINING

05 May 2025 | OISTERWIJK, THE NETHERLANDS

ANTWERP JIU-JITSU - GUARD PASSING

08 June 2025 | EDEGEM, BELGIUM

UNBROKEN JIU JITSU - LAPEL CHOKES

21 June 2025 | TILBURG, THE NETHERLANDS

TEAM COOLEN - NO-GI TAKEDOWNS

22 June 2025 | OISTERWIJK, THE NETHERLANDS

EMERGE BJJ ACADEMY - BERIMBOLOS

13 July 2025 | CAPELLE AAN DEN IJSSEL, THE NETHERLANDS

TEAM COOLEN - KIMURA TRAP

10 August 2025 | OISTERWIJK, THE NETHERLANDS

ENERGIA MARTIAL ARTS - NO-GI SPECIAL

31 August 2025 | NIJMEGEN, THE NETHERLANDS

ANTWERP JIU-JITSU - K-GUARD

13 September 2025 | EDEGEM, BELGIUM

COMBAT BROTHERS BREDA - HALF GUARD PASSING

20 September 2025 | BREDA, THE NETHERLANDS

TRIANGLE JIU-JITSU MÜNSTER - SUBMISSION DEFENSE & COUNTERS

27 September 2025 | MÜNSTER, GERMANY

FIGHTING LIONS ANTWERP - XL TRAINING LASSO GUARD

28 September 2025 | ANTWERPEN, BELGIUM

BRASA BELGIUM - COLLAR SLEEVE

19 October 2025 | LEUVEN, BELGIUM

TOP BROTHER ERKRATH - BACK ATTACKS

15 November 2025 | ERKRATH, GERMANY

ICON PABLO CERINO - GUARD PASSING AND CONNECTION

23 November 2025 | UCCLE, BELGIUM

IRON GRIPS BJJ - GUARD PASSING GAMES

14 December 2025 | APELDOORN, THE NETHERLANDS

FUSEN RYU - TAKEDOWNS & SIDE ATTACKS

20 December 2025 | FRASNES-LEZ-ANVAING, BELGIUM

TEAM KAISHIN HQ - TAKEDOWNS & DE LA RIVA

28 December 2025 | ALMERE, THE NETHERLANDS

BRUSSELS BJJ ACADEMY - X-GUARD & DOUBLE UNDER PASS

11 January 2026 | KOEKELBERG, BELGIUM

FORTE BRAZILIAN JIU JITSU - OCTOPUS GUARD

08 February 2026 | ARNHEM, THE NETHERLANDS

BRASA LIMBURG - SPIDERGUARD

02 May 2026 | HEUSDEN-ZOLDER, BELGIUM

GRACIE BARRA UTRECHT - FOOT SWEEPS & GRIP FIGHTING

31 May 2026 | BUNNIK, THE NETHERLANDS

NEW ART BJJ WAVRE - NO-GI GUARD RETENTION

28 June 2026 | WAVRE, BELGIUM

SPORTSCHOOL HERBERT - TAKEDOWNS

04 July 2026 | EDE, THE NETHERLANDS

BRUSSELS BJJ ACADEMY - NO-GI DUCK UNDER PASS

18 July 2026 | KOEKELBERG, BELGIUM

BRASA BELGIUM - NO-GI K-GUARD

19 July 2026 | LEUVEN, BELGIUM