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(September 29, 2017 update)

Kawaguchi City e-bidding

Object of e-bidding of Kawaguchi City is "construction" "design, investigation, surveying". "Article procurement" "business consignment which is not related to construction" does not support e-bidding.

News about e-bidding system operation


It is necessary to have you agree to Terms of Use (PDF file: Saitama homepage link) to use system.

PDF documentE-bidding operational standards (149KB) such as Kawaguchi City community construction Collection of e-bidding-related formats

About operation environment of PC to use e-bidding system, there is condition. E-bidding system may not be available with PC which does not fit condition. Please be careful on the purchase with PC.

Reference: Saitama e-bidding general information homepage


PDF documentDrawing, specifications at the time of bid document reading method (719KB)

PDF documentReading method (586KB) of auction result

 Saitama e-bidding general information
 Summary of Saitama e-bidding combination system


E-bidding system

From 8:30 to 20:00 (except Saturday, Sundays and holidays, the year-end and New Year holidays)

Participation in e-bidding, bid, user registration

Auction information exhibition system

Ordering information, auction result, exhibition of bid participation qualified person list

(available for 24 hours)

Competitive bidding participation qualification application reception desk system

Change application, update application

From 8:30 to 23:00

(on Saturday, we can take advantage of Sundays and holidays, too)

・When expiration date of password expires, please see "Saitama e-bidding general information".



NoticeAbout 2017, 2018 bid participation qualified person list (construction, design, investigation, surveying)



Kawaguchi City government office Contract Division construction contract person in charge (main government building the fifth floor)

Address 〒 332-8601 2-1-1, Aoki, Kawaguchi-shi

Telephone 048-258-1237 (directly) 

    048-271-9504 (directly)

   Call time from 8:30 to 17:15 (except Saturday, Sundays and holidays, holiday, the year-end and New Year holidays)

FAX 048-258-6161

E-Mail 060.03090@city.kawaguchi.lg.jp

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