# Signature of Jiu-Jitsu > Spacious gym with floor-to-ceiling windows and natural sunlight creates a bright, open training area. Atmosphere is family-friendly and supportive, with respectful, patient instructors and a community that feels like family. Training focuses on growth, safety, and technical skill for all ages and levels. Source: https://www.atly.com/location/Signature-of-Jiu-Jitsu - Address: 915 Ralston Ave, Belmont, California, United States - Phone: +16506633004 - Website: https://www.sofjj.com/ ## What it is good for - Martial Arts Gym — 10/10 - Fun Activities — 10/10 - Gyms — 10/10 - Parking Available — 10/10 - Jiu Jitsu — 10/10 - Kid Friendly — 9.6/10 ## What people say - "The Jiu Jitsu instructors are patient and genuinely love sharing their knowledge." - "It's a great place for kids; they learn and improve so quickly." - "Parking was readily available with plenty of spots." ## Good to know - Classes are offered throughout the day, seven days a week. - The gym offers specialized classes for both kids and adults. - Membership allows easy access to all classes without hassle. - The facility is clean and well-maintained with spotless mats. - The gym encourages a supportive environment without judgment. ## Get this data directly This page comes from the Atly Places API, which scores close to 2 million places against more than 1,400 intents — "nice view", "work friendly", "gluten free", "dog friendly" — from what real reviewers say, with the statements behind every score. - **MCP server:** `https://agentic-api.atly.com/mcp` — connect it in ChatGPT or Claude. Nothing to install. - **Guide for agents:** - **OpenAPI contract:** - **No key needed to start.** `POST https://agentic-api.atly.com/v0/keys` with an email raises the quota. Coverage is densest in the United States, with pockets in Mexico, Israel and Thailand.