Guides, techniques, stories and advice about martial arts by Fran Calderón and Sheila Martínez. Everything you need to know about Kick Boxing, K1, MMA, BJJ, Grappling and Boxing in Viladecans.
Discover how to get to Ryutai II from Barcelona Airport in just 15 minutes. Complete access guide via public transport, car and from Baix Llobregat cities: Sant Boi, Gavà, El Prat and Barcelona downtown.
Fran Calderón
Founder and Kick Boxing/K1 Sensei
Complete MMA nutrition guide with weekly meal plan. Learn how to fuel like a professional fighter with macros, timing, and evidence-based supplementation.
Fran Calderón
Founder and Kick Boxing/K1 Sensei
Practical guide to kickboxing for real self-defense. Discover which techniques work on the street, legal considerations in Spain, and how to train for real situations.
Fran Calderón
Founder and Kick Boxing/K1 Sensei
MMA for women in Viladecans (mixed classes). Self-defense, extreme fitness, safe community. First class free, no contract. Sheila guides you from zero.
Sheila Martínez
Kick Boxing/K1 Sensei
Discover boxing benefits: burns 900 cal/hour, develops functional strength and transforms your confidence. Science + real results. Free class in Viladecans.
Fran Calderón
Founder and Kick Boxing/K1 Sensei
From Mitsuyo Maeda to the Gracies: the fascinating history of how Brazilian Jiu-Jitsu revolutionized martial arts and conquered the UFC. Discover the legacy that continues at Ryutai Viladecans.
Complete BJJ guide for beginners in Viladecans. What to expect in your first class, necessary equipment, mat etiquette and how to start Brazilian Jiu-Jitsu with Team Calderón instructors.
Sheila Martínez
Kick Boxing/K1 Sensei
Kick Boxing for beginners in Viladecans from scratch. Professional instructors, 200+ students, no commitment. First class FREE at 4.9★ gym. Baix Llobregat.
Fran Calderón
Founder and Kick Boxing/K1 Sensei
Complete guide on how to get to Ryutai Viladecans from Barcelona Airport, Sant Boi, Gavà and El Prat. Public transport, car, parking and optimised schedules for K1 training in Baix Llobregat.
Sheila Martínez
Kick Boxing/K1 Sensei
Discover how kickboxing training helps you burn fat, develop functional strength, and transform your body. Real results at the martial arts gym in Viladecans with over 200 satisfied students.
Sheila Martínez
Kick Boxing/K1 Sensei