Japan · Procurement Portal award records · Supplier record
Yamana Kai
医療法人社団ヤマナ会
Line: Comprehensive health services (UNSPSC 85100000) Register loaded to September 2026 Compiled 12 October 2026
Yamana Kai — Japan · Procurement Portal award records · Supplier record: 42 award notices, all years (Mar 2015 – Jun 2026); 16 since January 2024 (7 buyers); 11th rank in the line (of 206 suppliers · 1.5%); 24 buyers never served (574 notices in the line from them).
Assay record ASY-JP-05MVMNB16W · Cite as: Assay Systems, “Yamana Kai in the Procurement Portal register for Japan”, https://assay-systems.com/register/jp/yamana-kai/
Own record The line Buyers Suppliers 42
award notices, all years
Mar 2015 – Jun 2026
16
since January 2024
7 buyers
11th
rank in the line
of 206 suppliers · 1.5%
24
buyers never served
574 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 Yamana Kai since January 2024 7 buyers
16 notices
25% top buyer
Ministry of Justice25.0%
4 notices
Ministry of Economy, Trade and Industry18.8%
3 notices
Public Prosecutors Office18.8%
3 notices
National Tax Agency18.8%
3 notices
Japan Meteorological Agency6.2%
1 notice
Ministry of Agriculture, Forestry and Fisheries6.2%
1 notice
National Police Agency6.2%
1 notice
1 buyer named Yamana Kai before 2024 only.
The line since January 2024 1,062 award notices
32 buyers
206 suppliers
20.4% held by top ten
Comprehensive health services (UNSPSC 85100000)
11th of 206 suppliers
16 notices name Yamana Kai
1.5% share of the line
1.8% of 217 notices from Ministry of Justice
3.6% of 84 notices from Public Prosecutors Office
1.6% of 63 notices from Ministry of Agriculture, Forestry and Fisheries
6.4% of 47 notices from National Tax Agency
37 new suppliers since 2024
Buyers that buy the line and never named Yamana Kai since April 2014 24 buyers
574 notices since 2024
18 buyers took a new supplier
67 suppliers came in that way
Ministry of Health, Labour and Welfare
178 notices
Ministry of Land, Infrastructure, Transport and Tourism
121 notices
Ministry of Finance
53 notices
Supreme Court of Japan
50 notices
Ministry of Defense
40 notices
Forestry Agency
33 notices
Japan Coast Guard
15 notices
House of Councillors
9 notices
House of Representatives
8 notices
Ministry of Foreign Affairs
7 notices
Ministry of the Environment
7 notices
Japan Patent Office
6 notices
Children and Families Agency
5 notices
National Personnel Authority
5 notices
Ministry of Education, Culture, Sports, Science and Technology
4 notices
Public Security Intelligence Agency
4 notices
Board of Audit of Japan
3 notices
Consumer Affairs Agency
3 notices
Financial Services Agency
3 notices
Fisheries Agency
3 notices
Japan Fair Trade Commission
3 notices
Nuclear Regulation Authority
2 notices
Suppliers next to it in the line since January 2024 Nihon Kenshin Zaidan7 buyers
17 notices
Osaka Kenshokai7 buyers
17 notices
Cosmos Medikaru Service Ltd.8 buyers
16 notices
All 206 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.