Over 5,000 Sessions per Year
Kickboxing Mixed Martial Arts Brazilian Jiu-Jitsu Kids Classes
Reversal Gym Tokyo Standout ACCEA FITNESS Kojimachi Studio is just a 1-minute walk from Kojimachi Station and 5-minutes from Hanzomon Station — a prime location!
Whether you’re serious about training or just want to enjoy martial arts, everyone is welcome!
[Kickboxing / Jiu-Jitsu / MMA / Kids Classes]
Train safely — martial arts you can enjoy like fitness!
“I’ve never tried martial arts before — is that okay?”
“I used to train, but it’s been years… can I start again?”
“I’d love to start, but am I too old for martial arts?”
“Isn’t it painful, scary, or dangerous?”
At Reversal Tokyo Standout Kojimachi — you’ll be just fine!!
Our regular classes are safe and worry-free there are no full-contact or dangerous sparring sessions that could cause injuries. People in their 20s and 30s, as well as those in their 40s, 50s, and even 60s and beyond, can comfortably join and train at their own pace.
/ Personal Lessons
Our Group Lessons and Personal Lessons are designed to suit all levels — from complete beginners to those training at a professional level. Whether you're a first-timer looking to enjoy martial arts as fitness, or someone aiming to seriously pursue a pro career, our studio provides the perfect environment to train safely and effectively.
We also offer customized lesson plans, such as corporate group sessions for employee wellness programs. Please feel free to contact us for tailor-made class arrangements.
Instructor Introduction
Masato Kataoka
Former professional MMA fighter and black belt in Brazilian Jiu-Jitsu. Competed in many tournaments, achieving 5 wins in 7 professional Jiu-Jitsu matches and 3rd place at the GI World Cup. In MMA, known not only for his submission skills from Jiu-Jitsu but also for powerful striking—recording 4 wins and 2 losses. At the gym, he mainly focuses on personal training and mentoring the next generation. Outside the gym, he serves as a referee for major promotions such as RIZIN, QUINTET, and Shooto.
Tomo Maesawa
Main instructor Satoshi Maezawa made her MMA debut in 2012 at JEWELS. In 2018, she became the 6th DEEP JEWELS Atomweight Champion, successfully defending her title twice, and later appeared in RIZIN. Retired from MMA in 2020. A brown belt in Jiu-Jitsu, she teaches with her trademark positivity—clear, fun, and easy-to-understand instruction.
Membership Plans
You can join classes at all our studios: Kojimachi, Yoyogi-Uehara, Shimokitazawa, and Tamachi-Shibaura.
24 Membership (Unlimited Classes + 24-Hour Gym Access)
| Enrollment Fee (one-time): | ¥11,000 |
|---|---|
| Monthly Fee: | ¥18,700 |
Includes unlimited classes and 24-hour gym access.
Kojimachi Studio is open from 8:00 AM to 10:00 PM due to building regulations.
General Membership (Unlimited Classes)
| Enrollment Fee (one-time): | ¥11,000 |
|---|---|
| Monthly Fee: | ¥14,300 |
6-Days Membership (Up to 6 Classes per Month)
| Enrollment Fee (one-time): | ¥11,000 |
|---|---|
| Monthly Fee: | ¥12,100 |
After the 6th class, additional classes cost ¥3,000 per day.
Unused classes cannot b
Student Membership (Unlimited Classes)
| Enrollment Fee (one-time): | ¥11,000 |
|---|---|
| Monthly Fee: | ¥11,000 |
Includes unlimited classes and 24-hour gym access.
Kids Membership (Unlimited Kids Classes)
| Enrollment Fee (one-time): | ¥11,000 |
|---|---|
| Monthly Fee: |
Available for children aged 4 to 12.
Personal Training Membership
| Enrollment Fee (one-time): | ¥0 |
|---|---|
| Monthly Fee: | ¥5,500 |
| First Trial Ticket (40 min training + 10 min guidance): | ¥8,800 / 50 min |
| Single Ticket (after joining): | ¥13,200 / 50 min |
| 5-Session Ticket: | ¥60,500 / 50 min × 5 (¥12,100 per session) |
| 10-Session Ticket: | ¥110,000 / 50 min × 10 (¥11,000 per session) |
All prices include tax.
For online sign-ups (MemberPay), the first month’s fee will be prorated.
Monthly fees for the joining month are as follows:
- Join between the 1st and 10th: Full monthly fee
- Join between the 11th and 20th: Two-thirds of the monthly fee
- Join between the 21st and end of the month: One-third of the monthly fee
A transfer fee of ¥180 will be charged for bank or MemberPay payments.
Schedule & Class Introduction
All classes at the Kojimachi Studio are beginner-friendly, and 
the “Beginner” classes do not include sparring.
Even in “Beginner / Intermediate” classes, full-contact sparring is not allowed — only technique practice and light sparring.
Kickboxing Class
This class focuses on striking techniques such as kickboxing, suitable for beginners and women.
Learn proper form and fundamentals to build stamina, agility, and reaction speed through aerobic exercise. Includes shadow boxing, mitt training, heavy bags, and light sparring.
Mixed Martial Arts (MMA) Class
This class trains essential MMA skills — striking, throws, and groundwork. Sessions follow a flow of warm-ups, drills, technique practice, and light sparring.
Includes wrestling, guard passing, submissions, chokes, ground-and-pound, and more.
Brazilian Jiu-Jitsu Class
Wearing a gi (similar to a judo uniform), you’ll train both standing and ground techniques of Brazilian Jiu-Jitsu.
The class includes repetitions, technique drills, various movement drills, and light sparring. Covers throws, breakfalls, chokes, joint locks, and defense techniques.
Kids Class
This class is designed for children aged 4 to elementary school age.
We begin with greetings and manners, teaching patience and focus. Through enjoyable yet disciplined training, kids learn from both success and failure, developing empathy and friendship. Training includes kickboxing basics, gymnastics, mat work, kicking & punching drills, and mitt training.
Studio & Facilities
ACCEA FITNESS Kojimachi Studio
Mon–Fri: 8:00 AM – 10:00 PM
Sat: 8:00 AM – 6:00 PM
Sun & Public Holidays: Closed
● 1-minute walk from Exit 2 of Kojimachi Station (Tokyo Metro Yurakucho Line)
● 5-minute walk from Hanzomon Station (Tokyo Metro Hanzomon Line)
● 8-minute walk from JR Yotsuya Station
● 8-minute walk from Yotsuya Station (Marunouchi / Namboku Lines)
● 10-minute walk from Nagatacho Station (Tokyo Metro)
● 10-minute walk from JR Ichigaya Station
