Instructors’ profiles

Kenji Osawa who is the representative of our gym and who has served as a commentator on a lot of TV programs of martial arts and other instructors including world-champion professional martial artists with proven skills and achievements teach you from the basics carefully and in a joyful way.

Kenji Osawa: Representative of Wajutsu Keishukai HEARTS

He acted outstandingly as a professional martial artist until 2014, winning victories over top-class athletes of each association. His skills and techniques were highly evaluated during his active days. After retirement, he has served as a commentator on TV programs of martial arts. His conversation skills are top-class in the martial arts industry. He has an established reputation for his guidance filled with laughter and tears. In his private life, he is a doting father to his daughter.

– Representative of Wajutsu Keishukai HEARTS and HEARTS KIX
– Former martial artist (ranked 3rd in Japan Bantamweight Tournament “DREAM JAPAN GP 2011”)
– Trainer of kickboxing and MMA (coaching UFC fighters, etc.)
– Martial arts commentator (writing articles for professional journals, TV/DVD commentator, etc.)
X: @kenjiosawa

Instructors

Takeaki Kinoshita
< kickboxing, MMA, Jiu-jitsu >
He ranked 2nd in the world championships of karate and his achievements are famous in the karate world. In the finale of Season 3 of Fighting Proxy War which was a popular program on Abema TV, he knocked out Chang Min who was a champion of Season 2 with a high-kick. It was very shocking and impressive. Currently, he aims to become a world-class athlete in the MMA world!

– Ranked 2nd in KWU Kyokushin Karate World Championship 2015
– Ranked 3rd in the middleweight class of Eurasia Open Championship 2016
– Ranked 2nd in the middleweight class of Shinkyokushinkai All Kanto Tournament

Koji Iwasaki
< Jiu-jitsu >
He joined HEARTS on the verge of turning 40 years old. Thereafter, he started Jiu-jitsu and became addicted to it, making HEARTS where Jiu-jitsu had been less popular a popular gym by spreading the enthusiasm for Jiu-jitsu. He has high skills of Jiu-jitsu. Moreover, he has an established reputation for his guidance since he can verbalize the skills and explain them in an easy-to-understand way.

– Ranked 1st in the featherweight class of Purple Master 3 of European Championship 2016
– Ranked 3rd in the featherweight class of Purple Master 3 of European Championship 2015
– Ranked 1st in the featherweight class of Purple Master 3 of All Japan Masters Championship 2015
– Ranked 3rd in the featherweight class of Purple Master 3 of Pan Championship 2015

Kota Nishikori
< kickboxing, MMA >
He was a police officer but retired from the police due to his enthusiasm for the martial arts and came to Tokyo and HEARTS. He is a physically strong monster who never allows anything wrong and protects the peace and order in the gym. He loves power and justice.

Yuki “SUBMISSION” Takahashi
< grappling >
He has top-class techniques for ankle joints in Japan, showing his unique presence in the martial arts world. His class is popular as he explains high-level techniques very simply. Moreover, he strives to convey the attractiveness of grappling to the public.

Hirotaka “THE RICH” Nakata
< kickboxing >
He is fluent in English and very valuable in HEARTS, so he is often assigned to trips of the athletes for overseas matches. He is very serious and awkward but can keep doing the same thing diligently. He has an established reputation for his mental toughness and handsome face.

Tenya Yoshimura
< kickboxing >
He came to Tokyo from Yamaguchi Prefecture following his elder brother, aiming to become a martial artist at the age of 16. He learned karate from his childhood and ranked 3rd in the world tournament during his elementary school days. He has the skills of blows and guts and makes strenuous efforts, so the representative of HAERTS highly evaluates him as a valuable person and expects that he will definitely become a world-class martial artist in the future.

– Achieved the 6th straight victory in All Chugoku Karate Championship for Eastern Japan Charity of Japanese Red Cross Society.

Toshiomi Kazama
< Jiu-jitsu >
In Jiu-jitsu world, he made achievements with a technique called “Berimbolo” and then he turned to MMA. After becoming a professional, his finish rate is high. He has a clear-cut face, so he seems to become popular. He has high skills and is kind.

– Ranked 2nd in Adult Purple Belt of All Japan Brazilian Jiu-Jitsu Championship 2019.