Japan · Procurement Portal award records · Supplier record
Sanseidoshoten Co., Ltd.
株式会社三省堂書店
Line: Printed media (UNSPSC 55100000) Register loaded to September 2026 Compiled 12 October 2026
Sanseidoshoten Co., Ltd. — Japan · Procurement Portal award records · Supplier record: 277 award notices, all years (Oct 2014 – Sep 2026); 97 since January 2024 (19 buyers); 1st rank in the line (of 92 suppliers · 11.5%); 12 buyers never served (49 notices in the line from them).
Assay record ASY-JP-0EAXW1H1TT · Cite as: Assay Systems, “Sanseidoshoten Co., Ltd. in the Procurement Portal register for Japan”, https://assay-systems.com/register/jp/sanseidoshoten-co-ltd/
Own record The line Buyers Suppliers 277
award notices, all years
Oct 2014 – Sep 2026
97
since January 2024
19 buyers
1st
rank in the line
of 92 suppliers · 11.5%
12
buyers never served
49 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 Sanseidoshoten Co., Ltd. since January 2024 19 buyers
97 notices
21% top buyer
Ministry of Justice20.6%
20 notices
National Tax Agency17.5%
17 notices
Supreme Court of Japan7.2%
7 notices
Cabinet Office6.2%
6 notices
Ministry of Economy, Trade and Industry6.2%
6 notices
Ministry of Foreign Affairs5.2%
5 notices
Consumer Affairs Agency5.2%
5 notices
Ministry of Finance5.2%
5 notices
Public Prosecutors Office5.2%
5 notices
Ministry of Agriculture, Forestry and Fisheries4.1%
4 notices
Ministry of Internal Affairs and Communications4.1%
4 notices
Ministry of Defense3.1%
3 notices
Ministry of the Environment2.1%
2 notices
Japan Fair Trade Commission2.1%
2 notices
Financial Services Agency2.1%
2 notices
Ministry of Land, Infrastructure, Transport and Tourism1.0%
1 notice
Casino Regulatory Commission1.0%
1 notice
National Personnel Authority1.0%
1 notice
Ministry of Health, Labour and Welfare1.0%
1 notice
1 buyer named Sanseidoshoten Co., Ltd. before 2024 only.
The line since January 2024 608 award notices
32 buyers
92 suppliers
56.4% held by top ten
Printed media (UNSPSC 55100000)
1st of 92 suppliers
70 notices name Sanseidoshoten Co., Ltd.
11.5% share of the line
0.7% of 143 notices from Ministry of Land, Infrastructure, Transport and Tourism
21.0% of 81 notices from National Tax Agency
7.9% of 63 notices from Ministry of Finance
14.3% of 42 notices from Ministry of Economy, Trade and Industry
21 new suppliers since 2024
Buyers that buy the line and never named Sanseidoshoten Co., Ltd. since April 2014 12 buyers
49 notices since 2024
6 buyers took a new supplier
7 suppliers came in that way
National Police Agency
15 notices
House of Councillors
6 notices
Japan Meteorological Agency
6 notices
Ministry of Education, Culture, Sports, Science and Technology
5 notices
Children and Families Agency
3 notices
House of Representatives
3 notices
Cabinet Legislation Bureau
2 notices
Cabinet Secretariat
2 notices
Japan Coast Guard
2 notices
Fire and Disaster Management Agency
1 notice
Japan Patent Office
1 notice
Suppliers next to it in the line since January 2024 Sanseidoshoten Co., Ltd.
70 notices
Kanpo Co., Ltd., Osaka6 buyers
66 notices
Kinokuniyashoten Co., Ltd.15 buyers
58 notices
Zenkoku Kanpo Hanbai Cooperative5 buyers
42 notices
All 92 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.