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Passenger car parts search site RDS

"Reparts Direct", a system for easily purchasing used parts on the Internet

The Reparts Direct System (hereafter, RDS) is a system that allows you to search, order, and ship multiple parts at the same time from over 1.6 million registered recycled parts produced by recycling companies. In addition, the detailed screen of recycled parts can be shown directly to the end user, which improves the efficiency of business negotiations.

Reparts Direct Login

Click here
to login to Reparts Direct

Features of RDS


You can search and order used parts
in real time!

You can search the real-time inventory of Big Wave Group. We will check the suitability before shipping, so there is no need to worry about incorrect orders.


It is also possible to search for parts
from the part number and the current car!

It is also very effective for work efficiency because you can search for parts by part number, current vehicle information, model classification number/classification number, and vehicle type classification model.

Transaction image (transaction flow)

Arai members search, specify, and place orders for parts online.

For registration and billing inquiries

Arai Shoji Sales Division
TEL:03-5204-2521 FAX:03-5204-2371
Telephone reception hours: Monday to Saturday 9:00 to 17:00

For "Reparts Direct" inquiries

Big Wave Co., Ltd. Web Sales Group Contact: Nakamura/Miyaoka
TEL:052-441-5007 FAX:052-441-7628
Telephone reception hours: Monday to Friday 10:00 to 17:00