Japan · Procurement Portal award records · Supplier record
Smile Clean Ltd.
有限会社スマイルクリーン
Line: Cleaning and janitorial services (UNSPSC 76110000) Register loaded to September 2026 Compiled 12 October 2026
Smile Clean Ltd. — Japan · Procurement Portal award records · Supplier record: 335 award notices, all years (Mar 2015 – Apr 2026); 169 since January 2024 (12 buyers); 1st rank in the line (of 649 suppliers · 5.4%); 11 buyers never served (220 notices in the line from them).
Assay record ASY-JP-07WETZD1LV · Cite as: Assay Systems, “Smile Clean Ltd. in the Procurement Portal register for Japan”, https://assay-systems.com/register/jp/smile-clean-ltd/
Own record The line Buyers Suppliers 335
award notices, all years
Mar 2015 – Apr 2026
169
since January 2024
12 buyers
1st
rank in the line
of 649 suppliers · 5.4%
11
buyers never served
220 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 Smile Clean Ltd. since January 2024 12 buyers
169 notices
24% top buyer
National Tax Agency24.3%
41 notices
Ministry of Land, Infrastructure, Transport and Tourism19.5%
33 notices
Ministry of Health, Labour and Welfare14.8%
25 notices
Public Prosecutors Office9.5%
16 notices
Ministry of Finance8.3%
14 notices
Ministry of Justice5.9%
10 notices
Ministry of Agriculture, Forestry and Fisheries5.9%
10 notices
Supreme Court of Japan4.1%
7 notices
Japan Coast Guard3.6%
6 notices
Ministry of Economy, Trade and Industry1.8%
3 notices
Forestry Agency1.8%
3 notices
Ministry of Internal Affairs and Communications0.6%
1 notice
1 buyer named Smile Clean Ltd. before 2024 only.
The line since January 2024 3,113 award notices
24 buyers
649 suppliers
26.8% held by top ten
Cleaning and janitorial services (UNSPSC 76110000)
1st of 649 suppliers
167 notices name Smile Clean Ltd.
5.4% share of the line
3.7% of 866 notices from Ministry of Land, Infrastructure, Transport and Tourism
7.0% of 356 notices from Ministry of Health, Labour and Welfare
3.3% of 307 notices from Ministry of Justice
4.6% of 304 notices from Ministry of Finance
120 new suppliers since 2024
Buyers that buy the line and never named Smile Clean Ltd. since April 2014 11 buyers
220 notices since 2024
6 buyers took a new supplier
40 suppliers came in that way
Ministry of Defense
57 notices
Ministry of the Environment
36 notices
House of Representatives
23 notices
National Police Agency
22 notices
Imperial Household Agency
20 notices
Cabinet Secretariat
10 notices
Ministry of Education, Culture, Sports, Science and Technology
9 notices
Central Labour Relations Commission
3 notices
National Personnel Authority
2 notices
House of Councillors
1 notice
Suppliers next to it in the line since January 2024 Smile Clean Ltd.
167 notices
Oaks Corporation Co., Ltd.11 buyers
134 notices
Esushi Support Co., Ltd.10 buyers
123 notices
Sogo Building Maintenance Ltd.13 buyers
104 notices
All 649 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.