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RENTAL DETAILS

HONDA CB400X Adventure #5 Most Popular

Meet Grayson: The Granite Professional

Model: Honda CB400X (Matte Grey)

If you want a bike that is as unflappable as a Zen monk and as reliable as a Japanese quartz watch, meet Grayson. While the red and white bikes in the fleet are busy fighting over who looks better in a sunset filter, Grayson is the quiet achiever. He’s dressed in a sophisticated matte grey that screams "Tactical Urban Stealth," which is a fancy way of saying he’s great at disappearing into the mountain mist when you want some peace and quiet.

The "Tight Squeeze" Specialist

Southern Japan is famous for its "one-and-a-half lane" roads. Usually, this is where a giant adventure bike meets a local farmer’s truck and they spend twenty minutes staring at each other in a polite, sweat-inducing standoff.

  • The Grayson Experience: Grayson doesn’t do standoffs. He’s slim enough to slip past a Kei-truck with a subtle nod and agile enough to U-turn on a literal 10-yen coin. While the "big boys" are still huffing and puffing trying to reverse their 250kg rigs, you’ll already be three hairpins away, wondering why everyone makes such a fuss about the Iya Valley cliffs.

Riding the "UFO Line" into the Void

The UFO Line is a 1,700-meter ridgeline road where the clouds often roll in so thick you’ll think you’ve accidentally ridden into a giant marshmallow.

  • The Grayson Experience: This is where the Matte Grey paint becomes a tactical advantage—you basically become a ghost in the machine. Grayson’s parallel-twin engine is so smooth it feels like it’s running on pure competence. He doesn't "surge" or "bite"; he just hums along, keeping you calm while the drop-off to your left looks like a fall into another dimension.

The "Chinkabashi" Tightrope

Crossing the Shimanto River on a bridge with no railings is the ultimate test of "Man vs. Gravity."

  • The Grayson Experience: Grayson has the balance of a mountain goat on a yoga retreat. He goes exactly where you point him. No drama, no wobbles, no "is-that-the-water" panic attacks. He makes these legendary "scary" bridges feel like a trip to the supermarket, mostly because he knows he’s the one who’s going to have to carry the sake later.

Urban Stealth: The Quiet Professional

In the silent, 400-year-old streets of Kurashiki, you really don't want to be the tourist waking up the neighborhood with a thumping engine.

  • The Grayson Experience: Grayson is whisper-quiet. You can roll through a historic merchant district or park near a silent temple without disturbing a single leaf. He’s the ultimate "polite explorer"—blending into the shadows of the old wooden buildings until it’s time to disappear back into the emerald hills.

Why Choose Grayson?

Grayson is for the rider who knows the secret. You don't need 160 horsepower to have a blast in Japan; you just need a bike that won't fall over when the road turns into a staircase. He’s bulletproof, fuel-efficient, and has enough storage space to carry your gear, your souvenirs, and your dignity.

The mountain mist is rising and Grayson is fueled up. Are you ready for a drama-free adventure?

Technical Specifications

ENGINE
400cc
POWER
50hp
SEAT HEIGHT
795mm
WEIGHT
194kg
TANK CAPACITY
17 litre
LUGGAGE
Top Box + Side Boxs

Please check detailed rental requirements below.

Daily
  • Minimum Rental Period: Our minimum rental duration is 48 hours.
  • Appointment-Only Policy: We primarily operate by appointment.
  • Walk-ins: While we can occasionally accommodate walk-ins, availability is not guaranteed. We strongly recommend calling ahead.
Same Day
+
Store Access
  • Minimum Rental: Standard minimum rental period is 48 hours.
  • Appointment-Only: We operate primarily by appointment. We strongly recommend calling ahead to confirm.
  • Important Note: The shop may be closed if there are no prior bookings. Please contact us before visiting.
Multi Day Rental
  • Standard Period: Base rental starts at a 48-hour minimum.
  • Extended Rentals: We offer discounted rates for weekly or monthly rental contracts.
Insurance Coverage

Your rental includes the legally required Japanese insurance coverage:

  • Third-Party Bodily Injury: Unlimited
  • Third-Party Property Damage: Unlimited
  • Passenger Bodily Injury: Up to ¥5,000,000
Excess & Liability
  • Standard Excess: Deductible starts at ¥300,000 up to full vehicle cost.
  • Excess Reduction Insurance (ERI): Starts from ¥1,500/day.
    • Limits liability to between ¥300,000 - ¥500,000.
    • Includes single-motorcycle incidents (dropping the motorcycle).

ERI Eligibility:

  • Must have 2+ years riding experience.
  • Not available for Restricted or Provisional P1 or P2 licenses.
Mileage Policy
  • Allowance: 1,250 km per 7-day period (calculated daily).
  • Additional Distance: ¥15 per km surcharge for excess travel.
Tax
  • Consumption Tax: A 10% tax is applied to all rates.
Who We Are

At Motorcycle Rental Japan, we are English speakers and owners. Our goal is to ensure total customer satisfaction in a safe, English-speaking environment so you are 100% informed, confident, and understand every detail of your rental.

Check-In & Setup

Upon arrival at our shop, you will be greeted by our staff to finalize your booking details and complete the rental contract. To get you on the road quickly and safely, we will:

  • Confirm you have watched the Safe Riding in Japan video.
  • Fit you with any necessary riding gear.
  • Inspect the motorcycle together for any prior damage.
  • Demonstrate the specific functions and controls of your motorcycle.
Departure Prep

We are happy to answer any questions about the terms, the motorcycle, or provide route recommendations. Before setting off, you will receive and confirm our emergency contact numbers.

Timeframe: This process can take as little as 10 minutes. However, if you need gear fitting, adjustments, or detailed route guidance, it may take longer. We want to get you on your adventure as fast as possible, so please plan accordingly.

The Return

We love hearing about your adventure! After a quick final inspection, if everything is in order, you are free to go.

  • Transport: The train station is just minutes away, making it easy to continue your journey or return to Osaka.
  • Feedback: Please don't forget to leave us a Google Review—we value hearing about our customers' experiences!
Luggage

Our motorcycles come fitted with luggage as shown in the photos. If you do not see luggage attached in the motorcycle photos, please ask us for options.

*Note: Some smaller or off-road models have limited luggage capacity.*

Navigation & Power
  • Smartphone Holder: A multi-fit holder compatible with most cell phones. (Please ensure your phone is waterproof).
  • USB Power Outlet: Integrated outlet to keep your device charged while riding. Please bring your own USB charging cable.
ETC & Highway

The motorcycle is equipped with an ETC Machine for highway travel in Japan.

Important: ETC Card rental is not available from this store location. You can pay highway tolls via Credit Card or Cash at the toll gates.

Safety & Support

Includes a security lock, emergency puncture repair kit with pump, and contact numbers for 24-hour emergency support.

Storage & Fuel
  • Complimentary Luggage Storage: Secure storage at our shop for any suitcases or bags you wish to leave behind during your rental.
  • Full Tank of Gas: All motorcycles are provided with a full tank so you can hit the road immediately.
Restrictions

Please Note:

To protect the vehicle condition, we do not allow tank bags or third-party soft luggage to be fitted to the motorcycles.

License & ID

You must present a valid Japanese Driver’s License with a Valid International Driving Permit (IDP).

Please see HERE for full license requirements.

Required Documents: We will need to take copies of your Credit Card and your Passport (or Resident Card) upon arrival.

Riding Experience

Riders must have more than one year of riding experience on a motorcycle of similar size/weight to the one you intend to rent.

Age Requirement

Riders must be 20 years of age or older.

Policies

Please refer to our Terms & Conditions for a detailed list of our rental requirements and policies.

Trip Planning
  • Road Use in Japan
    Comprehensive information on driving in Japan. A must-read if this is your first time riding here.
  • Currency Conversion (XE.com)
    All our rates are in Japanese Yen (JPY). Use this site to easily convert our rates to your local currency.
  • Motorcycle Trip Packing List
    We know you've been planning for a while, but take a quick look at this list to ensure nothing has slipped your mind.
Destination Info
  • JNTO - Destination Kansai
    Kansai is a beautiful region. While our tours are great, there is much more to see beyond the ride. Check out this guide for inspiration.
  • Japan Guide - Osaka
    Osaka is a lively, unique city with plenty to offer. Check this guide to find the best spots to visit during your stay.
  • Osaka Weather Forecast
    Japan has a variable climate (up to 50°C difference between seasons). Use this site to help plan your trip for your preferred weather conditions.
HONDA CB400X Adventure #5 Most Popular

Mid Class Rental 400cc

STARTING FROM

¥10,500

/ Per Day
Rental Rates Per Day
  • 1 - 4 Days ¥15,900 Per Day
  • 5 - 7 Days ¥14,500 Per Day
  • 8 - 29 Days ¥13,500 Per Day
  • 30+ Days ¥10,500 Per Day
  • Optional Insurance ¥2,500 Per Day
Questions ask us on WhatsApp or call
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