Japan · Procurement Portal award records · Supplier record
Otsuka Shokai Co., Ltd., Tokyo
株式会社大塚商会
Line: Computer services (UNSPSC 81110000) Register loaded to September 2026 Compiled 12 October 2026
Otsuka Shokai Co., Ltd., Tokyo — Japan · Procurement Portal award records · Supplier record: 431 award notices, all years (Sep 2014 – Jun 2026); 111 since January 2024 (19 buyers); 29th rank in the line (of 1,563 suppliers · 0.5%); 14 buyers never served (919 notices in the line from them).
Assay record ASY-JP-0WEBDI414E · Cite as: Assay Systems, “Otsuka Shokai Co., Ltd., Tokyo in the Procurement Portal register for Japan”, https://assay-systems.com/register/jp/otsuka-shokai-co-ltd-tokyo/
Own record The line Buyers Suppliers 431
award notices, all years
Sep 2014 – Jun 2026
111
since January 2024
19 buyers
29th
rank in the line
of 1,563 suppliers · 0.5%
14
buyers never served
919 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 Otsuka Shokai Co., Ltd., Tokyo since January 2024 19 buyers
111 notices
19% top buyer
Ministry of Land, Infrastructure, Transport and Tourism18.9%
21 notices
National Tax Agency18.9%
21 notices
Ministry of Justice18.0%
20 notices
Supreme Court of Japan9.0%
10 notices
Public Prosecutors Office9.0%
10 notices
Ministry of Defense3.6%
4 notices
National Police Agency3.6%
4 notices
Ministry of Agriculture, Forestry and Fisheries2.7%
3 notices
Children and Families Agency2.7%
3 notices
Ministry of Education, Culture, Sports, Science and Technology2.7%
3 notices
Japan Coast Guard1.8%
2 notices
Ministry of Finance1.8%
2 notices
Financial Services Agency1.8%
2 notices
Japan Fair Trade Commission0.9%
1 notice
Ministry of Health, Labour and Welfare0.9%
1 notice
National Personnel Authority0.9%
1 notice
Forestry Agency0.9%
1 notice
Japan Meteorological Agency0.9%
1 notice
House of Representatives0.9%
1 notice
9 buyers named Otsuka Shokai Co., Ltd., Tokyo 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)
29th of 1,563 suppliers
35 notices name Otsuka Shokai Co., Ltd., Tokyo
0.5% share of the line
0.3% of 1,767 notices from Ministry of Land, Infrastructure, Transport and Tourism
0.8% of 492 notices from Ministry of Justice
0.3% of 379 notices from Ministry of Defense
2.0% of 347 notices from National Tax Agency
289 new suppliers since 2024
Buyers that buy the line and never named Otsuka Shokai Co., Ltd., Tokyo since April 2014 14 buyers
919 notices since 2024
13 buyers took a new supplier
158 suppliers came in that way
Digital Agency
318 notices
Cabinet Office
269 notices
Fire and Disaster Management Agency
78 notices
Japan Patent Office
75 notices
Fisheries Agency
33 notices
House of Councillors
31 notices
Nuclear Regulation Authority
31 notices
Consumer Affairs Agency
26 notices
Personal Information Protection Commission
25 notices
Japan Transport Safety Board
15 notices
Japan Tourism Agency
9 notices
Cabinet Legislation Bureau
4 notices
Reconstruction Agency
4 notices
Central Labour Relations Commission
1 notice
Suppliers next to it in the line since January 2024 Otsuka Shokai Co., Ltd., Tokyo
35 notices
Mitsubishidenki Soft Uea Co., Ltd.14 buyers
34 notices
NTT Data Kasutama Service Co., Ltd.7 buyers
34 notices
Sokkisha Co., Ltd.1 buyer
34 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.