Purchase your ideal used carfrom 113 auction sites all over
Japan
using just one PC.

AUCNET Group'sUsed Car Internet Auction
Access to 113 auction sitesall over Japan and 5 million cars per year.*¹ Automatic Bidding System Efficient purchasing within budget. One-stop support Peace of mind from before joining to after winning the bid.

*1 As of April 2026 *2 2025 results(All data from our own research)

The strongest plan AUCNET INC. Light plan i-Auc,Inc.
AUCNET or i-Auc
Which service is best for your company?
¥44,500
¥8,000〜/vehicle
¥6,800
¥20,000〜/vehicle
We provide thorough support for membership procedures and how to use our services.

Service Comparison

How to transact with auction sites
Direct Transactions
Agency Transactions
Monthly fee
¥44,500Includes i-Auc usage fee
¥6,800Real-time auction usage fee not included.
Auction successful bidding fee
¥8,000〜
¥20,000〜
Kyoyuzaiko bidding fee
¥14,000〜
¥26,500〜
Listing

Listing service only

For a more detailed comparison, click here

Real-time auction
usage fee
¥0
¥1,500
/every 30 days
Automatic bidding application fee
¥0
¥0
Bidding fee
¥0
¥300/vehicle¥0 if using a Realrobo*
Auction Closing Fee
¥9,500〜
¥18,500~
Auction listing fee
¥2,000
¥10,000~
Kyoyuzaiko registration fee
¥0
¥0
Kyoyuzaiko fee for contract of the vehicle auctioned
¥14,000〜
¥26,500〜
Payment extension service
Payment Deadline
7daysSaturday trading is on the 6days
7days
Pick up before payment
*It is a function with which a robot makes a bid in i-Auc Real on behalf of the user.
We provide thorough support for membership procedures and how to use our services.

Fee Simulation

Monthly fee + Successful bidding fee

*1 Successful bidding fee: set at ¥15,000 per vehicle
*2 Successful bidding fee: Set at ¥20,000 per vehicle. Real-time auction usage fee of ¥1,500/30 days is included.

You can choose the best service that best suits your business plan.

New Member Special Offer

The strongest plan AUCNET INC. Monthly fee ¥0 i-Auc monthly fee ¥0 Light plan i-Auc,Inc. Monthly fee 3month ¥2,800 Real-timeauction fee 3month ¥0 Bidding fee 3month ¥0
We provide thorough support for membership procedures and how to use our services.

Whichever you choose,
you can rest assured.
The strength of
the AUCNET Group

1

Real-time auction is where you can bid from anywhere

  • Access to 113 auction sites all over Japan and 5 million cars per year.*
  • Held every day from Monday to Saturday.
  • Bidding is possible at up to 3 auction sites at the same time.

Bidding is possible at up to 3 auction sites at the same time without travel costs.

*As of December 2025(All data from our own research)

2

The automatic bidding system that enables efficient purchasing within your budget

  • Automatically bid on the car you want.
  • can freely set the number of vehicle you want to bid on. *AUCNET only
  • Prevent over-budget and incorrect bidding.

Reduce the hassle of bidding and prevent missed purchases.

3

Comprehensive support from the time you join until after you win a bid

Our staff will be there
to assist you

Sales staff with extensive knowledge of the used car business will handle your membership procedures.
We also have a fully equipped support center to carefully answer any questions you may have about operation and management.

Payment extension up to 9 weeks

You can choose the timing of your payment as you wish.

The post-bid process
will be smoother

We offer a wide range of post-auction services, including the ability to remove vehicles before payment and consolidate payments to multiple auction sites.

Smooth and easy 3-step process to use

Many people with little trading experience
and foreign nationals are also participating.

STEP1
Inquiry
First, please contact us by clicking the "inquiry" button. You can check the information in the reply email. A person in charge will contact you within 2-3 business days.
STEP2
Submitting
documents
and applying
Please send the necessary information for your application by email. After we have verified your documents, we will proceed with your enrollment.
STEP3
Get started
After signing the contract with CloudSign, you will be issued an ID and password and will be able to use the service.

To purchase a car through AUCNET, you must meet the following conditions.

  • Those who live in Japan and have a business base in Japan
  • Obtain a Japan's secondhand dealer license
  • Obtain a bank account
  • Must be registered as a qualified invoicing business

New Member Special Offer

The strongest plan AUCNET INC. Monthly fee ¥0 i-Auc monthly fee ¥0 Light plan i-Auc,Inc. Monthly fee 3month ¥2,800 Real-timeauction fee 3month ¥0 Bidding fee 3month ¥0
We provide thorough support for membership procedures and how to use our services.

FAQ

Q.

What are the conditions for joining AUCNET or i-Auc?

The following 4 conditions must be met.
①Those who live in Japan and have a business base in Japan
(regardless of how long you have held it)
③Obtain a bank account
④Must be registered as a qualified invoicing business

Q.

Is it okay if I have no experience in the used car industry?

You can use our services with confidence as our experienced staff will provide you with careful support.

Q.

Is there a contract period?

The contract is for one year and will be automatically renewed.

Q.

Can foreign nationals use this service?

Membership is open to those who meet the membership requirements and have passed the screening process.

Q.

Can I join or access the site from overseas?

We are sorry, but AUCNET is a service for people who live and have a business base in Japan, so you cannot join.
It is also not accessible from overseas.

Q.

Are there any penalties for canceling mid-contract?

AUCNET: If you cancel within one year of joining,
you will be charged a penalty of ¥44,500.
i-Auc: If you cancel within 1 year of joining, there will be no penalty.

Contact form
Taro Aoyama
Aucnet Inc
00-0000-0000
000-0000-0000
000-0000
Please Select

After submitting, please check your email to find out more details about our services.

To complete and send us your inquiry,
it is required to agree with the Treatment of Personal Information below.

Treatment of Personal Information
1. AUCNET GROUP handles personal information provided under strict and appropriate control and uses such information within the scope necessary to accomplish purposes listed below unless instructed or agreed by the person providing such information.
(1)To provide information to respond to "inquiries"and "requests" from AUCNET.
(2)To notify about the products, services, events and such other campaigns that AUCNET GROUP provides and conducts.
2. All the personal information provided may be used by third parties as defined in the privacy policy of AUCNET. The third parties may use such information within the scope of the purposes mentioned above.

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