Japan · Procurement Portal award records · Supplier record

Taiyo Kosan Co., Ltd.

太陽興産株式会社

Line: Forestry (UNSPSC 70150000)Register loaded to September 2026Compiled 12 October 2026

Taiyo Kosan Co., Ltd. — Japan · Procurement Portal award records · Supplier record: 75 award notices, all years (Jan 2017 – Aug 2026); 36 since January 2024 (2 buyers); 21st rank in the line (of 1,157 suppliers · 0.4%); 3 buyers never served (12 notices in the line from them).

Assay record ASY-JP-0LL3MWT04Y · Cite as: Assay Systems, “Taiyo Kosan Co., Ltd. in the Procurement Portal register for Japan”, https://assay-systems.com/register/jp/taiyo-kosan-co-ltd/

75
award notices, all years
Jan 2017 – Aug 2026
36
since January 2024
2 buyers
21st
rank in the line
of 1,157 suppliers · 0.4%
3
buyers never served
12 notices in the line from them

Own record by year

award notices, 2014 onward
1
1
6
10
3
9
9
21
10
5
2014201520162017201820192020202120222023202420252026

Who buys from Taiyo Kosan Co., Ltd.

since January 2024
2buyers
36notices
81%top buyer
Forestry Agency80.6%
29 notices
Ministry of Land, Infrastructure, Transport and Tourism19.4%
7 notices

The line

since January 2024
6,332award notices
5buyers
1,157suppliers
20.6%held by top ten

Forestry (UNSPSC 70150000)

2,299
2,175
1,858
202420252026Jan–Sep
21stof 1,157 suppliers
25notices name Taiyo Kosan Co., Ltd.
0.4%share of the line
0.4%of 6,309 notices from Forestry Agency
187new suppliers since 2024

Buyers that buy the line and never named Taiyo Kosan Co., Ltd.

since April 2014
3buyers
12notices since 2024
2buyers took a new supplier
2suppliers came in that way
Ministry of the Environment
7 notices
Ministry of Agriculture, Forestry and Fisheries
4 notices
Nuclear Regulation Authority
1 notice

Suppliers next to it in the line

since January 2024
Enta Rinsan Ltd.1 buyer
26 notices
Iwaki Ringyo Cooperative1 buyer
26 notices
Sato Ringyo Co., Ltd., Hokkaido1 buyer
25 notices
Taiyo Kosan Co., Ltd.
25 notices

All 1,157 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.