#Japan #Tokyo #Female Athletes #Lean Sports #ACL Injury

Women's Sports Face Unique Challenges

In the world of sports, female athletes encounter various challenges that their male counterparts may not face. One of the prominent concerns is the risk of anterior cruciate ligament (ACL) injuries, which studies show affect women at a rate nearly five times higher than men, particularly during ovulation. Understanding the relationship between performance and the menstrual cycle has not always been a focus in competitive sports, which is why 'Lean Sports' is making waves with its innovative approach to conditioning management.

New Features from Lean Sports

Lean, a Tokyo-based company, has launched several new functionalities within its 'Lean Sports' application, specifically designed for women’s sports teams. With these tools, athletes can receive training and nutritional recommendations tailored to their menstrual cycles. This features not only serves to enhance performance but also aims to prevent injuries, particularly ACL ones.

1. Training and Nutrition Recommendations Based on Menstrual Cycle

By taking into account each athlete's menstrual cycle, the platform automatically customizes notifications regarding suitable training sessions and nutritional advice. This ensures that athletes engage in workouts that align with their body's conditions, minimizing the risk of overexertion and injury.

2. Visual Representation of Health Metrics

The application also includes a graph feature that provides a visual representation of daily health data related to the menstrual cycle. This empowers athletes to track when they are most likely to feel fit and when their health might decline. With this insight, athletes can better understand their bodies, leading to improved conditioning and performance.

Real-World Applications: Leading High School Soccer Teams Adopt Lean Sports

Many women's sports teams across Japan are already utilizing 'Lean Sports.' Notably, Fujieda Junshin High School's renowned girls' soccer team has incorporated this service to manage ACL injury risks effectively. As highlighted in a Yahoo! News article from February 2025, the team's coach expressed how easily they can monitor athletes' conditions, adjusting training intensity based on the data received from the app. This individualized approach is boosting team performance while prioritizing player safety.

Commitment to Addressing Unique Challenges

The representative of Lean Sports, Tomoe Tachimichi, passionately states that menstruation poses significant hurdles for women in sports. Fluctuations in physical condition due to menstrual cycles can severely impact performance, concentration, and susceptibility to injuries. Unfortunately, these invisible challenges are often overlooked in conventional training environments. By leveraging technology to bring these issues to light, Lean Sports aims to mitigate injury risks and support athletes in competing with confidence.

He affirms, "We want to provide the necessary support grounded in the realities athletes face so that everyone can engage with their sport safely and productively."

About Lean Sports

'Lean Sports' is a convenient condition management service for women's sports teams, easily accessible through LINE. Athletes can quickly log their daily health conditions, enabling trainers to monitor changes and provide tailored guidance effectively.

Company Overview

Company Name: Lean Inc.
Leader: Tomoe Tachimichi
Address: 1-3-1 Kita-Aoyama, Minato-ku, Tokyo 107-0061, 3rd Floor, R-Cube Aoyama
Business: Development and provision of condition management services for female athletes.

Contact for Inquiries

Company: Lean Inc.
Email: info@jp-lean.com

References

Wojtys EM, Huston LJ, Boynton MD, et al. The effect of the menstrual cycle on anterior cruciate ligament injuries in women as determined by hormone levels. Am J Sports Med. 2002;30(2):182–188.