Japan · Procurement Portal award records · Supplier record
Ryuseki Life Support Inc.
株式会社りゅうせきライフサポート
Line: Fuels (UNSPSC 15100000) Register loaded to September 2026 Compiled 12 October 2026
Ryuseki Life Support Inc. — Japan · Procurement Portal award records · Supplier record: 21 award notices, all years (Feb 2021 – Mar 2025); 7 since January 2024 (3 buyers); 76th rank in the line (of 491 suppliers · 0.3%); 25 buyers never served (1,677 notices in the line from them).
Assay record ASY-JP-1J6TP3E1EO · Cite as: Assay Systems, “Ryuseki Life Support Inc. in the Procurement Portal register for Japan”, https://assay-systems.com/register/jp/ryuseki-life-support-inc/
Own record The line Buyers Suppliers 21
award notices, all years
Feb 2021 – Mar 2025
7
since January 2024
3 buyers
76th
rank in the line
of 491 suppliers · 0.3%
25
buyers never served
1,677 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 Ryuseki Life Support Inc. since January 2024 3 buyers
7 notices
57% top buyer
Ministry of Land, Infrastructure, Transport and Tourism57.1%
4 notices
National Tax Agency28.6%
2 notices
Ministry of Health, Labour and Welfare14.3%
1 notice
1 buyer named Ryuseki Life Support Inc. before 2024 only.
The line since January 2024 2,422 award notices
29 buyers
491 suppliers
21.0% held by top ten
Fuels (UNSPSC 15100000)
76th of 491 suppliers
7 notices name Ryuseki Life Support Inc.
0.3% share of the line
1.0% of 381 notices from Ministry of Land, Infrastructure, Transport and Tourism
0.8% of 131 notices from Ministry of Health, Labour and Welfare
1.7% of 115 notices from National Tax Agency
75 new suppliers since 2024
Buyers that buy the line and never named Ryuseki Life Support Inc. since April 2014 25 buyers
1,677 notices since 2024
19 buyers took a new supplier
99 suppliers came in that way
Ministry of Justice
941 notices
Japan Coast Guard
487 notices
Japan Meteorological Agency
49 notices
Forestry Agency
28 notices
Ministry of Defense
23 notices
Ministry of Agriculture, Forestry and Fisheries
19 notices
Supreme Court of Japan
18 notices
Public Prosecutors Office
14 notices
Ministry of Economy, Trade and Industry
12 notices
National Police Agency
11 notices
Ministry of the Environment
10 notices
Children and Families Agency
8 notices
Fisheries Agency
7 notices
House of Councillors
6 notices
Ministry of Internal Affairs and Communications
6 notices
Nuclear Regulation Authority
5 notices
Financial Services Agency
3 notices
Fire and Disaster Management Agency
3 notices
House of Representatives
3 notices
Public Security Intelligence Agency
3 notices
Japan Fair Trade Commission
2 notices
National Personnel Authority
2 notices
Cabinet Secretariat
1 notice
Reconstruction Agency
1 notice
Suppliers next to it in the line since January 2024 Aichiken Gyogyo Cooperative1 buyer
7 notices
Asai Koyu Ltd.1 buyer
7 notices
Chitose Kuko Motor Service Co., Ltd.1 buyer
7 notices
Ryuseki Life Support Inc.
7 notices
All 491 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.