Japan · Procurement Portal award records · Supplier record
Ko Tomo Service Co., Ltd.
広友サービス株式会社
Line: Commercial and industrial furniture (UNSPSC 56110000) Register loaded to September 2026 Compiled 12 October 2026
Ko Tomo Service Co., Ltd. — Japan · Procurement Portal award records · Supplier record: 188 award notices, all years (May 2014 – Sep 2026); 68 since January 2024 (12 buyers); 13th rank in the line (of 362 suppliers · 1.3%); 17 buyers never served (148 notices in the line from them).
Assay record ASY-JP-1PRR3PE1KD · Cite as: Assay Systems, “Ko Tomo Service Co., Ltd. in the Procurement Portal register for Japan”, https://assay-systems.com/register/jp/ko-tomo-service-co-ltd/
Own record The line Buyers Suppliers 188
award notices, all years
May 2014 – Sep 2026
68
since January 2024
12 buyers
13th
rank in the line
of 362 suppliers · 1.3%
17
buyers never served
148 notices in the line from them
Own record by year award notices, 2014 onward 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026
Who buys from Ko Tomo Service Co., Ltd. since January 2024 12 buyers
68 notices
38% top buyer
Supreme Court of Japan38.2%
26 notices
Ministry of Justice14.7%
10 notices
Cabinet Office8.8%
6 notices
Ministry of Finance7.4%
5 notices
National Tax Agency7.4%
5 notices
Japan Patent Office5.9%
4 notices
Ministry of Land, Infrastructure, Transport and Tourism5.9%
4 notices
House of Representatives2.9%
2 notices
Cabinet Secretariat2.9%
2 notices
National Police Agency2.9%
2 notices
Children and Families Agency1.5%
1 notice
Nuclear Regulation Authority1.5%
1 notice
10 buyers named Ko Tomo Service Co., Ltd. before 2024 only.
The line since January 2024 1,428 award notices
39 buyers
362 suppliers
31.4% held by top ten
Commercial and industrial furniture (UNSPSC 56110000)
13th of 362 suppliers
18 notices name Ko Tomo Service Co., Ltd.
1.3% share of the line
1.1% of 87 notices from Ministry of Finance
13.3% of 75 notices from Supreme Court of Japan
12.5% of 24 notices from Cabinet Office
12.5% of 16 notices from Cabinet Secretariat
40 new suppliers since 2024
Buyers that buy the line and never named Ko Tomo Service Co., Ltd. since April 2014 17 buyers
148 notices since 2024
9 buyers took a new supplier
20 suppliers came in that way
Public Prosecutors Office
38 notices
Japan Fair Trade Commission
21 notices
Ministry of Internal Affairs and Communications
21 notices
Japan Meteorological Agency
11 notices
Financial Services Agency
10 notices
House of Councillors
9 notices
Ministry of the Environment
7 notices
Board of Audit of Japan
5 notices
Consumer Affairs Agency
3 notices
Casino Regulatory Commission
2 notices
Fisheries Agency
2 notices
Japan Tourism Agency
2 notices
Personal Information Protection Commission
1 notice
Public Security Intelligence Agency
1 notice
Reconstruction Agency
1 notice
Suppliers next to it in the line since January 2024 King Tech Co., Ltd.8 buyers
18 notices
Ko Tomo Service Co., Ltd.
18 notices
Kowa Shoji Co., Ltd., Tokyo, Corporate Number 50100010026835 buyers
17 notices
Ueda Ya Co., Ltd.3 buyers
17 notices
All 362 suppliers in the line
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.