Japan · Procurement Portal award records · Supplier record
Kenbun Co., Ltd.
株式会社建文
Line: Computer services (UNSPSC 81110000) Register loaded to September 2026 Compiled 12 October 2026
Kenbun Co., Ltd. — Japan · Procurement Portal award records · Supplier record: 22 award notices, all years (Oct 2021 – Sep 2026); 10 since January 2024 (7 buyers); 314th rank in the line (of 1,563 suppliers · 0.1%); 31 buyers never served (3,452 notices in the line from them).
Assay record ASY-JP-1UTSHZT123 · Cite as: Assay Systems, “Kenbun Co., Ltd. in the Procurement Portal register for Japan”, https://assay-systems.com/register/jp/kenbun-co-ltd/
Own record The line Buyers Suppliers 22
award notices, all years
Oct 2021 – Sep 2026
10
since January 2024
7 buyers
314th
rank in the line
of 1,563 suppliers · 0.1%
31
buyers never served
3,452 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 Kenbun Co., Ltd. since January 2024 7 buyers
10 notices
40% top buyer
Cabinet Office40.0%
4 notices
Ministry of Economy, Trade and Industry10.0%
1 notice
Ministry of Agriculture, Forestry and Fisheries10.0%
1 notice
Ministry of Defense10.0%
1 notice
Ministry of Education, Culture, Sports, Science and Technology10.0%
1 notice
Japan Coast Guard10.0%
1 notice
Ministry of the Environment10.0%
1 notice
3 buyers named Kenbun Co., Ltd. before 2024 only.
The line since January 2024 7,485 award notices
41 buyers
1,563 suppliers
18.1% held by top ten
Computer services (UNSPSC 81110000)
314th of 1,563 suppliers
4 notices name Kenbun Co., Ltd.
0.1% share of the line
0.3% of 379 notices from Ministry of Defense
0.3% of 322 notices from Ministry of Agriculture, Forestry and Fisheries
0.4% of 269 notices from Cabinet Office
0.6% of 165 notices from Ministry of Education, Culture, Sports, Science and Technology
289 new suppliers since 2024
Buyers that buy the line and never named Kenbun Co., Ltd. since April 2014 31 buyers
3,452 notices since 2024
30 buyers took a new supplier
469 suppliers came in that way
Ministry of Health, Labour and Welfare
629 notices
Ministry of Internal Affairs and Communications
388 notices
National Tax Agency
347 notices
Digital Agency
318 notices
Ministry of Finance
293 notices
Supreme Court of Japan
209 notices
National Police Agency
183 notices
Cabinet Secretariat
133 notices
Ministry of Foreign Affairs
127 notices
Financial Services Agency
124 notices
Japan Meteorological Agency
98 notices
Fire and Disaster Management Agency
78 notices
Japan Patent Office
75 notices
Board of Audit of Japan
57 notices
Forestry Agency
51 notices
Children and Families Agency
49 notices
Public Prosecutors Office
44 notices
Japan Fair Trade Commission
39 notices
Fisheries Agency
33 notices
House of Councillors
31 notices
House of Representatives
28 notices
Consumer Affairs Agency
26 notices
National Personnel Authority
25 notices
Personal Information Protection Commission
25 notices
Japan Transport Safety Board
15 notices
Japan Tourism Agency
9 notices
Imperial Household Agency
5 notices
Cabinet Legislation Bureau
4 notices
Casino Regulatory Commission
4 notices
Reconstruction Agency
4 notices
Central Labour Relations Commission
1 notice
Suppliers next to it in the line since January 2024 Abanado Co., Ltd.4 buyers
4 notices
Aidiesu Co., Ltd.3 buyers
4 notices
Aifokomu Co., Ltd.3 buyers
4 notices
Kenbun Co., Ltd.
4 notices
All 1,563 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.