Japan · Procurement Portal award records · Supplier record

Kamiyama Sangyo Co., Ltd.

神山産業株式会社

Line: Personal safety and protection (UNSPSC 46180000)Register loaded to September 2026Compiled 12 October 2026

Kamiyama Sangyo Co., Ltd. — Japan · Procurement Portal award records · Supplier record: 57 award notices, all years (Aug 2019 – Aug 2026); 46 since January 2024 (2 buyers); 1st rank in the line (of 55 suppliers · 5.9%); 11 buyers never served (72 notices in the line from them).

Assay record ASY-JP-0L01LEQ03V · Cite as: Assay Systems, “Kamiyama Sangyo Co., Ltd. in the Procurement Portal register for Japan”, https://assay-systems.com/register/jp/kamiyama-sangyo-co-ltd/

57
award notices, all years
Aug 2019 – Aug 2026
46
since January 2024
2 buyers
1st
rank in the line
of 55 suppliers · 5.9%
11
buyers never served
72 notices in the line from them

Own record by year

award notices, 2014 onward
2
1
1
7
23
18
5
2014201520162017201820192020202120222023202420252026

Who buys from Kamiyama Sangyo Co., Ltd.

since January 2024
2buyers
46notices
98%top buyer
Japan Coast Guard97.8%
45 notices
Ministry of Health, Labour and Welfare2.2%
1 notice

The line

since January 2024
102award notices
13buyers
55suppliers
38.8%held by top ten

Personal safety and protection (UNSPSC 46180000)

35
39
28
202420252026Jan–Sep
1stof 55 suppliers
6notices name Kamiyama Sangyo Co., Ltd.
5.9%share of the line
6.2%of 16 notices from Ministry of Health, Labour and Welfare
35.7%of 14 notices from Japan Coast Guard
6new suppliers since 2024

Buyers that buy the line and never named Kamiyama Sangyo Co., Ltd.

since April 2014
11buyers
72notices since 2024
9buyers took a new supplier
21suppliers came in that way
National Police Agency
18 notices
Ministry of Land, Infrastructure, Transport and Tourism
16 notices
Ministry of Justice
10 notices
Forestry Agency
7 notices
Ministry of Agriculture, Forestry and Fisheries
7 notices
Ministry of Economy, Trade and Industry
4 notices
House of Councillors
3 notices
Supreme Court of Japan
3 notices
Ministry of Finance
2 notices
Japan Transport Safety Board
1 notice
Ministry of Defense
1 notice

Suppliers next to it in the line

since January 2024
Saibo Co., Ltd.3 buyers
6 notices
Kamiyama Sangyo Co., Ltd.
6 notices
Fifutivijonari Co., Ltd.2 buyers
5 notices
Sobi Kaihatsuki Ko Co., Ltd.2 buyers
5 notices

All 55 suppliers in the line

The extract

Every buyer, every supplier, award date, notice number and value where one is disclosed, behind the figures above.

Request extract

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.