Athlete × Vitality
We stand beside athletes in their desire to win, creating an environment where they can compete at their best—injury-free and in peak condition.
And we, as athletic trainers, also want to be happy—as professionals and as human beings. We take pride in supporting athletes and want to share that value with the world.
The happiness of athletes is our happiness. We walk together, building a future where we share in each other's joy.
ATHLIVIA - Athlete × Vitality
We combine athletic training expertise with technology to support athlete performance and health management.
01 Services
Professional athletic trainer dispatch for university sports teams
University Track & Field (Distance / Ekiden)
University Handball Team
And various other sports teams
02 Applications
Applications born from field experience, designed for athletes
A sports team management platform connecting coaches and athletes. Data-driven support for training logs, conditioning, nutrition, and energy-availability monitoring.
A condition-management and tapering app built for sprinters. Measures sprint velocity and heart rate in real time via Apple Watch GPS.
A running calculator that scientifically estimates VO2max from race times and predicts race paces for every distance. Its offline-first design protects your privacy.
Automatically generates the optimal warm-up menu based on WBGT (heat index) and your sport. It syncs with weather data to fine-tune your prep for the day's conditions.
Estimates core temperature (ECT) from Apple Watch heart rate using a Kalman-filter model to visualize physiological strain during heat training. A 14-day acclimatization protocol guides your conditioning toward competing in hot environments.
03 About
Combining Sports Science with Field Experience

Athletic Trainer / Researcher
Waseda University
Graduate School of Sport Sciences
Doctoral Program (Completed Coursework)
Running Injuries
Athletic Training
7+ years as an Athletic Trainer
University Track & Ekiden Support
JSPO-AT (Japan Sports Association)
NSCA-CSCS
Judo Therapist (National License)
04 Contact
For inquiries about our services, please reach out