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INSTRUCTOR   

INSTRUCTOR

Representative: Issei Shima


Service Areas

  • Roppongi GYM
  • Azabu-Juban GYM
  • Shibuya GYM
  • Shinjuku GYM
  • On-site Training

Profile

  • Height: 178 cm
  • Weight: 72 kg
  • Hometown: Ishikawa, Japan

Sports / Martial Arts Background

  • 10 years of Basketball
  • 3 years of Kyokushin Karate
  • 6 years of Kickboxing / Muay Thai

Main Achievements

Basketball

  • Awarded Best Player – Ishikawa High School Winter Strengthening League
  • Awarded Best Player – Ishikawa High School Championships
  • Champion – NHK Cup 3on3 Nagoya Tournament
  • Champion – Ishikawa Tsubaki Cup

Kyokushin Karate

  • Champion – Hyakumangoku Cup (Intermediate Division), Ishikawa
  • Top 8 – Hokushinetsu Tournament
  • 3rd Place – Fukui Prefecture Tournament
  • 2nd Round – All Japan Weight Category Tournament
  • Champion – Ishikawa Kata Championship

Kickboxing / Muay Thai

  • Ranked 9th – Rajadamnern Stadium Certified Super Welterweight (Thailand)
  • Ranked 5th – WPMF Japan Welterweight
View Pro Fight Record
2006 Moved to Australia and trained at the gym of John Wayne Parr, then a K-1 fighter

2007 Moved to Thailand and joined a Muay Thai gym

2007 Pro debut — vs Sirimongkol Singwancha (former WBC two-division world champion) — Loss (R2 TKO)

2008 TV match at Sanam Luang, Bangkok — vs Bayago (French champion) — Win (R5 TKO)

2008 Rajadamnern Stadium Super Welterweight — ranked #9

2008 S-1 title match (Singapore) — vs Abbas Ahmadi (Iranian champion) — Loss (R4 KO)

2008 Janus Fight Night (Italy) — vs Arnaldo Silva (Portuguese champion) — Loss (R3 TKO)

2010 King's Birthday Anniversary event — vs Behzad Rafigh Doust (WPMF World Welterweight Champion) — Loss (R4 TKO)

2010 Toyota Vigo Smart Muay Thai Marathon, Quarterfinal — vs Valdet Gashi (German champion) — Win (decision)

2010 Toyota Vigo Smart Muay Thai Marathon, Semifinal — vs Saenchai (former three-division Lumpinee champion) — Loss (R2 TKO)

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【Social Media & Related Links】

Instagram

FitSync Blog

Founder Profile




INSTRUCTOR

Akihiro Gono


Service Areas

  • On-site Training

Profile

  • Height: 176 cm
  • Weight: 77 kg
  • Hometown: Tokyo, Japan

Main Organizations

  • Shooto
  • Pancrase
  • PRIDE
  • UFC
  • Sengoku

Main Achievements

  • Champion – Bujin Cup Martial Arts Championship (Heavyweight Division)
  • 3rd All-Japan Kickboxing Federation Heavyweight Champion
  • Champion – THAI FIGHT 70kg Tournament Japan Qualifier
  • Champion – Hero Legends Asia 72kg Class Tournament (China vs. Japan)
  • Asia 72kg Champion – Hero Legends

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INSTRUCTOR

Ko Harigaya


Service Areas

  • On-site Training

Profile

  • Height: 187 cm
  • Weight: 100 kg
  • Hometown: Tokyo, Japan

Martial Arts Experience

  • 3 years of Karate
  • 7 years of Kickboxing
  • Active Professional Kickboxer

Main Organizations

  • RISE
  • Cross Over

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INSTRUCTOR

Ryo Niwase (Niwase Ryo)


Service Areas

  • On-site Training

Profile

  • Height: 164 cm
  • Weight: 52 kg
  • Hometown: Tokyo, Japan

Martial Arts & Trainer Background

  • 5th-Dan Renshi in Taiki Shisei Kenpo
  • Experience in Boxing and Chinese Martial Arts
  • Over 10 years of experience as a trainer




Frequently Asked Questions

What kind of trainers are on your team?
Our team includes several trainers, including Issei Shima, our lead trainer and a former professional fighter who oversees our Roppongi base and Tokyo-area coverage as well as in-home lessons. Each trainer brings real competitive experience in martial arts or other sports. Please see the profile section on this page for each trainer's background and service area.
Can I request a specific trainer?
Yes. You may let us know your preferred trainer when booking. Each trainer's service area and assigned location are listed under the “Service Area” section on the instructor page.
What is the background of your lead trainer?
Issei Shima. He has competed in approximately 70 bouts across Muay Thai, kickboxing, and karate, with rankings that include Rajadamnern Stadium-certified S-Welterweight #9 in Thailand and WPMF Japan Welterweight #5. For his full profile as a business leader, please refer to alpha-edge.jp/about/issei-shima/.
Do you offer women-only time slots?
Yes. Women-only time slots are available at each location. Please ask when making your booking.
Can I train in English?
Yes. We offer instruction in Japanese and English. Language availability may vary by trainer, so please let us know your preference when booking. We also have extensive experience serving affluent clients and international guests.
Is it suitable for beginners?
Absolutely. Because every session is personal training, instruction is tailored to each client's fitness level and goals. Many of our clients are new to exercise and have no prior martial arts experience.