⑴ official in charge of disbursement of the procuring entity : wakabayashi nobuyuki director-general of kanto regional development bureau, ministry of land, infrastructure, transport and tourism. ⑵ classification of the services to be procured : 41 ⑶ subject matter of the contract : construction work of the r3 route 357 maihama area rainwater storage pipe maintenance. ⑷ the first examination time-limit for the submission of application forms and relevant documents for the qualification by electronic bidding system : 3 : 00 p.m. 13 september 2021. ⑸ the second examination time-limit for the submission of application forms and relevant documents for the qualification by electronic bidding system : 3 : 00 p.m. 26 october 2021. ⑹ time-limit for the submission of tenders by electronic bidding system : 12 : 00 p.m. (noon) 5 january 2022 (tenders brought with or submitted by mail : 12 : 00 p.m. (noon) 5 january 2022). ⑺ contact point for tender documentation : contract division, kanto regional development bureau, ministry of land, infrastructure, transport and tourism saitama shintoshin national government building tower-2 2-1, shintoshin, chuou ward, saitama city, saitama prefecture 330-9724 japan tel 048-601-3151 (ex 2525)