11/05/2026
🇺🇸🥷 Memorial Day Ninja Camp is HERE!
No school. Tons of energy.
Let’s put it to good use.
May 25, your kids can spend the day climbing, swinging, running obstacles, and taking on exciting ninja challenges — all in a fun, supportive environment.
⚡ Burn off energy
💪 Build confidence
🤝 Make friends
🏆 Feel proud of what they accomplish
This isn’t just another camp… it’s a day they’ll be talking about all week.
Perfect for beginners and experienced ninjas — no experience needed!
📅 May 25 (Memorial Day)
⏰ 9:00 AM – 3:00 PM
💲 $65
Spots are limited and these camps always fill fast.
👉 Lock in your child’s spot now:
Booking - Guma i Sindalu Siha, LLC
Guma i Sindalu Siha is Guams Premier ninja warrior and fitness training gym. Offering youth and adult memberships, open gym sessions, personal training, birthday parties, and special events
08/05/2026
Moms, This One’s For You 💐 50% Off This Saturday
When’s the last time you did something just for you?
This Saturday, we’re celebrating an Early Mother’s Day by inviting all moms to try something fun, active, and completely different.
From 2:30–8:30 PM, all moms get 50% off a day pass at Sindålu Ninja Gym.
No experience needed. No pressure.
Just come move, laugh, and try something new in a supportive environment.
💪 Whether you’re into fitness
🤝 Bringing a friend
🥷 Or just curious about ninja training
This is your chance to step out of your routine and do something for yourself.
📅 Saturday, May 9
⏰ 2:30 PM – 8:30 PM
🎟 50% Off Day Pass for All Moms
You show up for everyone else — this time, show up for you.
Book in here;
Booking - Guma i Sindalu Siha, LLC
Guma i Sindalu Siha is Guams Premier ninja warrior and fitness training gym. Offering youth and adult memberships, open gym sessions, personal training, birthday parties, and special events
20/04/2026
🚨 New Hours Alert! 🚨
We’ve officially updated our schedule and are excited to share our new hours with everyone! We hope the transition is smooth and that everyone adjusts well💪🏼
Thank you for being part of our ninja family! We can’t wait to keep training, growing, and having fun with you all during our new hours. See you at the gym! 🥷🔥
30/03/2026
Thank you for joining us for Ninja Camp🌼
Today at Ninja Spring Camp we had some very special guests all the way from Japan🥳It was great to meet you all and talk to everyone. Keep overcoming obstacles and we hope to see you guys again💪🏼