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Good Old Days Motegi Good Oldays

Good OldaysGood Oldays
Good OldaysGood Oldays
Good OldaysGood Oldays

The legendary classic cars revived here now compete across time at Mobility Resort Motegi

Event Date: April 29, 2025 (Tue, Holiday)

Vintage and classic motorcycles from the 1960s and 70s that have been preserved and restored
gather at Mobility Resort Motegi for an event that tells the story of the good old days in modern times,
Good Old Days Motegi. The opportunity to see particularly rare machines racing on the MotoGP™ course as a special event
is also a major attraction.

  • Good Oldays Mobility Resort Motegi
  • Good Oldays Mobility Resort Motegi
  • Good Oldays Mobility Resort Motegi
  • Good Oldays Mobility Resort Motegi

Overview

Date of Event
April 29, 2025 (Tue, Holiday)
Location
Mobility Resort Motegi Paddock and Racing Zone
Organizer
Honda Mobilityland Corporation Mobility Resort Motegi
Sponsorship and Cooperation
Yaesu Publishing, Naigai Publishing, Motor Magazine Ltd., Aoshima Bunka Kyozai Co., Ltd., Kadoya (in no particular order, honorifics omitted)

Calling all CB400FOUR owners!

If you plan to attend, please make a reservation using the form below (Club Meeting).
Parking space will be secured and there will be a parade ride.
* Reservations are now closed.

Special Project: 50th Anniversary of the Birth of the CB400FOUR

To commemorate the 50th anniversary of the birth of the CB400FOUR, we will hold a 'CB400FOUR 50th Anniversary Meeting' and a 'CB400FOUR Vehicle Exhibition' themed around the CB400FOUR, as well as a 'CB400FOUR Talk Show' featuring those involved in its creation.

CB400FOUR

CB400FOUR Talk Show 
~ Approaching the Birth Story of “You Are the Wind.” ~

A talk show featuring those involved in its creation, free to attend
Time: 1:00 p.m. – 2:00 p.m. (tentative)
Location: Control Tower 1F, Briefing Room

Panelists
Senkizaki Senkichi

Senkichi Senzaki

Former Honda R&D CB400F Development Project, Body Design PL
Since joining the company, he has focused solely on design, took charge of the inline-4 series development, engaged in the development of the CB400F, and collaborated with Sankei Giken Kogyo to complete the 4-into-1 exhaust system.

Nakano Hiroshi

Hiroshi Nakano (Nakano Hiroshi)

Former Honda R&D, Modeling Department, CB400F Development Project.
Assigned to the Hamamatsu Factory, involved in the development stages of the CB350F and CB400F at the material stage before the clay model, and personally carried out the design and cutting of the CB400F engine fins in particular.

Sekiguchi Yoshifumi

Yoshifumi Sekiguchi

Former Executive Managing Officer and General Manager of Production Headquarters, Sankei Giken Co., Ltd.
Engaged in manufacturing Honda 2 wheels exhaust mufflers, and since 2023 has led and completed the project to revive the genuine exhaust system of the CB400FOUR.

Irie Kazunori

Kazunori Irie

Author of "Philosophizing the Honda Dream CB400FOUR/CB400F – Exploring the Source of Its Appeal"
He has long analyzed and researched the CB400F based on various materials, writing with the CB400F as his theme. He belongs to CB400F owners clubs in Tokyo and Kyushu and directed this talk show.

・Moderator

Masayuki Takayama (Takayama Masayuki), Former Honda Motor Co., Ltd. Public Relations Department

Joined Honda Motor Co., Ltd. and engaged mainly in media-related work in the 2 wheels field for over 40 years. Known among motorcycle magazine editors as the "Living Encyclopedia of Honda Motorcycles," he is currently active as a journalist and writer.

>> What is the CB400FOUR

Works Machine Demonstration Run

  • Good Oldays Mobility Resort Motegi
  • Good Oldays Mobility Resort Motegi

Time: 12:00 p.m. – 12:30 p.m. (Scheduled)

Location: Racing Course (West Course)

Vehicles:
  • Kawasaki A1-RA 250cc, 1969 model
  • Bridgestone EJR3 50cc, 1966 model
  • Suzuki RK66 50cc 1966 model
  • Tohatsu 105Y 50cc 1962 model
  • Kawasaki KR1000 1983 model
  • CB400FOUR Racer, etc.

*The images are for illustration purposes only. Depending on the condition, it may not be possible to run.

Join

The Racing Course at Mobility Resort Motegi, which also hosts MotoGP™, can be used for dynamic confirmation driving at this annual event.
You can also enjoy vehicle exhibitions, paddock markets (flea markets), parades at club meetings, and course runs at Circuit Cruises.
In addition, even if you do not have a valuable vehicle, you can enjoy parades at club meetings and course runs at Circuit Cruises.
In addition, even if you do not have a valuable vehicle, you can enjoy parades at club meetings and course runs at Circuit Cruises.


WEB Entry March 10, 2025 (Mon) – April 19, 2025 (Sat)
Cash Registered Mail March 10, 2025 (Mon) – April 15, 2025 (Tue), postmark valid
*Varies depending on the event and application method.

Historic Bike
Dynamic Confirmation Driving Meeting

Historic Bike Dynamic Confirmation Driving Meeting
Historic Bike Dynamic Confirmation Driving Meeting

Content

Free running on the Racing Course
Free running: West Course (1.5 km) 15 minutes × 1 session, Full Course (4.8 km) 20 minutes × 1 session

Participating Vehicles

Road-type and racer-type bikes manufactured before 1983.
Vehicles that have parts in original or original-like shapes in accordance with the event's purpose.
Vehicles with shapes that significantly deviate from the original are not allowed to participate. To prevent fluid leaks, a catch tank must be installed, and wire locks must be applied to the oil drain bolt, filler cap, etc. Side stands and center stands must be removed.
Number plates must be attached in three locations: the front and both left and right sides.
Vehicle number plates are assigned by the organizer. Priority is given to those who have participated previously (numbers expire if there is no participation for 3 years), and numbers are allocated accordingly (personal number plate system).
Only vehicles that are well-maintained and properly equipped, so as not to cause inconvenience to other riders, are allowed to run.
* For detailed vehicle specifications and rider equipment, please refer to the separate participation guide for the riding event.

Class Division

To prevent large speed differences, we classify by model year, vehicle type, engine displacement, etc. There may be adjustments depending on the number of vehicles and traffic conditions.

Group A Domestic vehicles with a displacement of 65cc or less manufactured before 1972
Foreign vehicles with a displacement of 65cc or less manufactured before 1972
Bottom link class with a displacement of 60cc or less
Dream 50 and Retro 50 class with a displacement of 55cc or less
B Group Domestic vehicles with engine displacement over 65cc but less than 125cc manufactured before 1972
Foreign vehicles with engine displacement over 65cc but less than 175cc manufactured before 1972
C Group Japanese domestic vehicles with engine displacement over 125cc manufactured before 1972 and below 350cc
D Group Foreign cars with engine displacement exceeding 175cc manufactured before 1983
E Group Works machines manufactured before 1983
F Group Domestic cars manufactured between 1973 and 1983 with an engine displacement of 125cc or less
G Group Japanese domestic vehicles with engine displacement over 350cc manufactured before 1972
Japanese domestic vehicles with engine displacement over 125cc manufactured between 1973 and 1983
Historic Bike Dynamic Confirmation Driving Meeting

Eligibility

Holders of a small or larger motorcycle license

Equipment

Full face helmet (MFJ certified), racing suit (MFJ certified made of leather or material with equivalent strength), spinal pad, chest guard (recommended), leather gloves, leather shoes, airbag protection for 2 wheels (Riders aged 23 to 54 are exempt from wearing airbag protection on the event day.)

Application Period, Participation Fee

Application Period
WEB Application March 10, 2025 (Mon) – April 19, 2025 (Sat)
Cash Register Mail March 10, 2025 (Mon) – April 15, 2025 (Tue) *Postmark valid
Participation Fee
WEB Application (Credit Card Payment) 15,000 yen / 1 vehicle + MS Insurance Association fee 7,000 yen
Cash on Delivery 16,500 yen (15,000 yen + administrative fee 1,500 yen) / 1 vehicle + MS Insurance Association fee 7,000 yen

* If adding running vehicles, the fee is 7,000 yen per vehicle from the second vehicle onward.
* Includes admission fee for one person and parking fee for one vehicle. Additional purchases available at 1,900 yen per person.
* If displaying running vehicles in the Pit Museum (motorcycle exhibition), it can be exhibited without additional charges.

Club Meeting

Club Meeting
Club Meeting

Content

A meeting space will be provided in the venue's 1st paddock and inside the pits, followed by a parade lap of one lap on the Racing Course West Course and one lap on the full course.
* For every 3 vehicles, a meeting space of 5m × 2.5m is allocated.

Eligibility

Those who can gather at the venue between 11:00 and 13:00 with 6 or more bikes of the same model or manufacturer.

Reservation Period, Participation Fees, and Payment Methods

Booking Period
Application Period: March 10, 2025 (Mon) to April 26, 2025 (Sat)
Participation Fee
WEB Reservation 3,900 yen (Entrance Fee Adult: 1,900 yen, Motorcycle Parking Fee: 500 yen, Parade Participation Fee: 1,500 yen)
Same-day Application 4,400 yen (Entrance Fee Adult: 1,900 yen, Motorcycle Parking Fee: 500 yen, Parade Participation Fee: 2,000 yen)
Payment Method
Pay the entrance fee and parking fee at the gate, and pay the parade participation fee in cash during the registration.

Good Old Days
Circuit Cruises

Circuit Cruise
Circuit Cruise

Content

Two laps of guided riding on the Racing Course

Eligibility

Well-maintained motorcycles (regardless of whether they have a license plate or not), drivers who hold a valid driver's license for the vehicle in question.

Reservation Period, Application Method, Participation Fee

Booking Period
March 10, 2025 (Mon) - April 19, 2025 (Sat)
Pre-Registration Method
WEB Application (Credit Card Payment). An acceptance letter (postcard) will be sent to those who have applied in advance.
Application Method on the Day
Pay the admission and parking fees and settle them at the reception desk upon arrival.
Participation Fee
Pre-Registration 4,800 yen / 1 vehicle ※ Includes admission fee for 1 person and parking fee for 1 motorcycle.
On-the-Day Registration 3,000 yen / 1 vehicle ※ Admission and parking fees are required separately.

Paddock Market

Paddock Market
Paddock Market

Content

Personal sales of items related to motorcycles and cars.

Eligibility

Those who can comply with the following provisions.

・Those who can operate a booth from 9:30 to 15:30. Leaving before 15:30 is not allowed.
・Sales content: Personal sales of motorcycle and car parts and items related to the circuit.

Application period, application method, participation fee, settlement method

Application Period
WEB Application March 10, 2025 (Mon) – April 19, 2025 (Sat)
Cash Register Mail March 10, 2025 (Mon) – April 15, 2025 (Tue) *Postmark valid
Application Method
Please apply in advance via the web and cash on delivery. Enter with the pass that will be sent by mail and proceed with the participation reception.
Participation Fee
WEB Application 4,000 yen / 1 booth (5m width × 5m depth)
Cash on Delivery 5,500 yen (4,000 yen + 1,500 yen administrative fee) / 1 booth (5m width × 5m depth)
* Please keep your vehicle and display items within the designated space.
* The fee includes admission for one person and parking for one vehicle. Additional purchases are possible at 3,000 yen per vehicle and 1,900 yen per person.
Payment Method
Credit card payment is available for web applications. Cash on delivery is available for cash payments.

Manufacturer Booth

Content

Sale by manufacturers and corporations related to motorcycles and cars.

Eligibility

Those who can comply with the following provisions.

・Those who can operate a booth from 9:30 to 15:30. Leaving before 15:30 is not allowed.
Sales content: Sales by manufacturers and corporations related to the circuit, such as motorcycle and car parts.

Application period, application method, participation fee, settlement method

How to Participate
Enter the necessary information on the web and apply. On the day of the event, follow the sent pass and designated area guide and complete the participation reception.
Application Period
WEB Application March 10, 2025 (Mon) – April 19, 2025 (Sat)
Participation Fee
WEB Application (Credit Card Payment) 10,000 yen / 1 booth (5m width × 5m depth)
Registered Cash Mail 5,500 yen (4,000 yen + 1,500 yen administrative fee) / 1 booth (5m width × 5m depth)
* Please keep your vehicle and display items within the designated space.
* The fee includes admission for one person and parking for one vehicle. Additional purchases are possible at 3,000 yen per vehicle and 1,900 yen per person.
Payment Method
Credit card payment is available for web applications. Cash on delivery is available for cash payments.

Pit Museum
Motorcycle Pit Exhibition

Pit Museum

Content

Vehicle exhibition inside the pit garage

Eligibility

Vehicles that retain their original appearance when they were manufactured
Participants must be able to display their vehicles from 9:30 to 15:30. Leaving before 15:30 is not allowed.

Application period, application method, participation fee, settlement method

Application Period
WEB Application March 10, 2025 (Mon) – April 19, 2025 (Sat)
Cash Register Mail March 10, 2025 (Mon) – April 15, 2025 (Tue) *Postmark valid
Application Method
Apply online or by cash on delivery. An acceptance letter (postcard) will be sent to the applicant. On the day of the event, register at the designated location and display your vehicle.
Participation Fee
WEB Application (Credit Card Payment) 5,000 yen / 1 vehicle
Cash on Delivery 6,500 yen (5,000 yen + 1,500 yen handling fee) / 1 vehicle
* If you add additional vehicles for display, the fee will be 3,000 yen per vehicle from the second vehicle onward.
* Includes admission for one person and parking for one vehicle. Additional tickets can be purchased for 1,900 yen per person.

Children's Motorsports
Staff Experience
(Kids Motonia)

Children's Motorsports Staff Experience

Let's have children experience Motorsports, which they usually cannot see. Since it is still too early to participate as a Racing Rider, let's experience Motorsports as staff!
Kids Motonia (KIDSMOTONIA) is a word created by combining "Kids" for children, "Moto" from Motorsports, and "Mania" from enthusiasm (maniac).

Experience Details

Motorsports Staff Job Experience (Scheduled Content)
The content you can experience varies depending on the time slot. The following are examples.
  • Controller (Race Control, Course Monitoring, Emergency Instructions)
  • Event Coordinator (Event Management, Checkered Flag Experience)
  • Safety Operator (Participant Briefing)
  • Lead vehicle assistance (riding with the lead vehicle to assist the driver)

※The content may change due to emergency response or progress reasons.

Eligibility

For children in grades 1 to 6, those who can be accompanied by a guardian on the day of the event.

Belongings

Beverages, Junior Seat (For participants of the morning session only)

Schedule

Morning Session A
10:00 AM - 10:30 AM
Registration, Changing Clothes
10:30 AM - 11:00 AM
Overview Description
11:00 AM - 12:00 PM
Motorsports Staff Experience
12:00~
Closing Ceremony (Dissolution)
B Afternoon Session
12:00 PM - 12:30 PM
Registration, Changing Clothes
12:30 - 13:00
Overview Description
1:00 PM - 2:00 PM
Motorsports Staff Experience
14:00~
Closing Ceremony (Dissolution)

Application Method, Application Period, Participation Fee, Capacity

Application Method
> Apply Here
> Join the Waiting List Here
Application Period
March 10, 2025 (Mon) - April 19, 2025 (Sat)
Participation Fee
1,000 yen (to be settled at the time of participation registration on the day. Additional entrance parking fee required)
Capacity
6 people (3 people x 2 times)