Japan · Procurement Portal award records · Supplier record

Seiko Sha Co., Ltd., Tokyo, Corporate Number 8011501002385

株式会社清光社

Line: Business administration services (UNSPSC 80160000)Register loaded to September 2026Compiled 12 October 2026

Seiko Sha Co., Ltd., Tokyo, Corporate Number 8011501002385 — Japan · Procurement Portal award records · Supplier record: 41 award notices, all years (Oct 2014 – Oct 2025); 3 since January 2024 (1 buyer); 46th rank in the line (of 211 suppliers · 0.4%); 24 buyers never served (369 notices in the line from them).

Assay record ASY-JP-05SJ4980PF · Cite as: Assay Systems, “Seiko Sha Co., Ltd., Tokyo, Corporate Number 8011501002385 in the Procurement Portal register for Japan”, https://assay-systems.com/register/jp/seiko-sha-co-ltd-tokyo-corporate-number-8011501002385/

41
award notices, all years
Oct 2014 – Oct 2025
3
since January 2024
1 buyer
46th
rank in the line
of 211 suppliers · 0.4%
24
buyers never served
369 notices in the line from them

Own record by year

award notices, 2014 onward
3
4
3
4
5
6
4
4
3
2
3
2014201520162017201820192020202120222023202420252026

Who buys from Seiko Sha Co., Ltd., Tokyo, Corporate Number 8011501002385

since January 2024
1buyers
3notices
100%top buyer
National Tax Agency100.0%
3 notices

The line

since January 2024
705award notices
25buyers
211suppliers
33.5%held by top ten

Business administration services (UNSPSC 80160000)

261
244
200
202420252026Jan–Sep
46thof 211 suppliers
3notices name Seiko Sha Co., Ltd., Tokyo, Corporate Number 8011501002385
0.4%share of the line
0.9%of 336 notices from National Tax Agency
25new suppliers since 2024

Buyers that buy the line and never named Seiko Sha Co., Ltd., Tokyo, Corporate Number 8011501002385

since April 2014
24buyers
369notices since 2024
22buyers took a new supplier
68suppliers came in that way
Ministry of Health, Labour and Welfare
125 notices
Ministry of Land, Infrastructure, Transport and Tourism
69 notices
Ministry of Internal Affairs and Communications
24 notices
Japan Fair Trade Commission
21 notices
Ministry of Defense
16 notices
Japan Coast Guard
15 notices
Ministry of Finance
15 notices
Ministry of the Environment
14 notices
Ministry of Economy, Trade and Industry
10 notices
Ministry of Education, Culture, Sports, Science and Technology
10 notices
Cabinet Office
6 notices
Ministry of Agriculture, Forestry and Fisheries
6 notices
Ministry of Justice
6 notices
Children and Families Agency
5 notices
Japan Meteorological Agency
5 notices
National Police Agency
4 notices
Nuclear Regulation Authority
4 notices
Supreme Court of Japan
3 notices
Financial Services Agency
2 notices
House of Representatives
2 notices
Japan Patent Office
2 notices
Japan Tourism Agency
2 notices
Public Prosecutors Office
2 notices
Digital Agency
1 notice

Suppliers next to it in the line

since January 2024
Aidekkusabisu Co., Ltd.1 buyer
3 notices
Akuto Japan Co., Ltd.1 buyer
3 notices
Back Group Co., Ltd.2 buyers
3 notices
Seiko Sha Co., Ltd., Tokyo, Corporate Number 8011501002385
3 notices

All 211 suppliers in the line

The extract

Every buyer, every supplier, award date, notice number and value where one is disclosed, behind the figures above.

Request extract

Source: successful bid records (open data) for Japan in the Procurement Portal of the Government of Japan, Digital Agency, p-portal.go.jp, which permits reuse including commercial use under its terms of use; awards from April 2014 to 30 September 2026, accessed 12 October 2026.Assay Systems has changed the data.