We help people Transform their entire lives.

We only work with people who are absolutely sick and tired of being mediocre and are ready and willing to COMMIT FULLY to TRANSFORMING their HEALTH, MINDSET and HAPPINESS. Our training and coaching is WORLD-CLASS and not for the faint of heart.

Client Testimonials

Before and After Transformations

Recent Videos

Here is the progression of what we will accomplish as a powerful coach and client team.


We are on the journey together to achieve your goals and in order for you to achieve them, I am here to keep you accountable to them.  Before each training session, we will check in with your progress. 

Course Adjustments

As you move forward, day by day, week by week, we may find places to adjust your course in order for you to attain the best results.  This will require your honesty and commitment to the plan.

Extraordinary Results

Following the plan, with weekly accountability and necessary course corrections and commitment, you will be able to achieve extraordinary results, which will result in further happiness and health, which are two vital pieces to an extraordinary life.

About Us

Hitomi & Bodhi Kenyon

I help people who are ready to commit to optimizing their health and transforming their lives, one solid step at a time.  We work together as a team, systematically, to achieve your health, fitness, performance and aesthetic goals.


Every client receives the utmost care, a truly personalized program focusing on mindset, training and nutrition supported by powerful accountability on their vision and goals.

Our Training Services

Private Sessions

We offer 60-minute Private Sessions for clients who enjoy one on one sessions. Training, diet, lifestyle and mindset training is 100% personalized to each client so that their goals are met in the most effective and efficient manner. For Private clients, Quarterly check-ins, which can include mobility assessments, strength testing, performance testing, lifestyle coaching, habit automation, and health & diet tracking are included in their program free of charge. Whether you want to train for health & fitness maintenance, or whether you are on a mission to lose fat, gain muscle and improve work & life performance within a set time-frame, this can be a very effective way to achieve your goals. Pricing starts from ¥55,000 per month.

Online Coaching

We offer one-on-one online training options for clients who are ready to approach their health and fitness in a step by step systematic way with full accountability. Training, diet, mindset and lifestyle are all included in online training. Assessments, coaching, training programs, communication, habits, tracking exercise technique coaching and form checks via our Northstar Fitness iOS & Android App keeps us connected right from your smartphone or PC. We have 3 options to choose from depending on the level of support you need. Pricing starts from ¥78,000 ($735 USD) for a 12-week package.

Trial Session

Start Your Extraordinary Health Journey Today!

Trial Session(60min)

This session includes Private training and counseling.

When booking directly from our website, the price is ¥5,500 (tax included).  We appreciate your business, so to show our appreciation, we offer this trial session at half price (normally ¥11,000 (tax included)).  This trial session offer is a one time offer only.

On the form, you will see: Please select the session you would like to experience.
If you are more interested in Private or Pair Sessions, please make the appropriate selection.  

【The Flow of the Trial Session】

  1. First, we ask that you read and agree to Grit Training Regulations.  KK Grit is the name of our Company. 
  2. After you have completed step 1 above, apply for your session through our Trial Session Form below by filling in your name and email address.
  3. You should immediately receive an email from us in your inbox. Please check your spam folder if you don’t see it right away in your main inbox. If you experience any problems, please call us at 080-5694-2461 and we will help you with the details.
  4. We will contact you within 12 hours with your session date and time and give you the payment details.
  5. Once you make the payment, we will confirm your payment by email.   This email contains the following:
    • Details about your session through our online booking system.
    • A simple form asking you details pertinent to your health & fitness goals, your current challenges, previous injuries and any inquiries you may have that you want answered at your trial session. Based on the details you share in this form, we will create a customized training program especially for you. Please fill out all details in the questionnaire so we can serve you at the highest level possible.
    • Finally, please make sure to wear comfortable clothes on the day.


Get off at Sugamo Station on JR (Japan Railway) Yamanote Line/ Toei Mita Line. It is a 5-minute walk from the Station to NORTHSTAR FITNESS.

Or get off at Komagome Station on JR (Japan Railway) Yamanote Line/ Tokyo metro.  It is a 10-minute walk from the Station to NORTHSTAR FITNESS.

Google Map

Please fill in 3 possible times, in the order of preference, that you would like to have your trial session. We will do our best to accommodate your request. Please note that we are not open on Tuesdays and Thursdays.