Japan · Procurement Portal award records · Supplier record

Isewan Sekiyu Co., Ltd.

伊勢湾石油株式会社

Line: Fuels (UNSPSC 15100000)Register loaded to September 2026Compiled 16 October 2026

Isewan Sekiyu Co., Ltd. — Japan · Procurement Portal award records · Supplier record: 126 award notices, all years (Apr 2015 – Sep 2026); 35 since January 2024 (3 buyers); 9th rank in the line (of 491 suppliers · 1.4%); 26 buyers never served (1,436 notices in the line from them).

Assay record ASY-JP-128KUGS0T0 · Cite as: Assay Systems, “Isewan Sekiyu Co., Ltd.: 35 award notices in Japan since 2024”, https://assay-systems.com/register/jp/isewan-sekiyu-co-ltd/

126
award notices, all years
Apr 2015 – Sep 2026
35
since January 2024
3 buyers
9th
rank in the line
of 491 suppliers · 1.4%
26
buyers never served
1,436 notices in the line from them

Own record by year

award notices, 2014 onward
8
9
10
7
10
8
11
15
13
14
11
10
2014201520162017201820192020202120222023202420252026

Who buys from Isewan Sekiyu Co., Ltd.

since January 2024
3buyers
35notices
80%top buyer
Ministry of Land, Infrastructure, Transport and Tourism80.0%
28 notices
Japan Coast Guard17.1%
6 notices
Ministry of Finance2.9%
1 notice

The line

since January 2024
2,422award notices
29buyers
491suppliers
21.0%held by top ten

Fuels (UNSPSC 15100000)

883
893
646
202420252026Jan–Sep
9thof 491 suppliers
35notices name Isewan Sekiyu Co., Ltd.
1.4%share of the line
1.2%of 487 notices from Japan Coast Guard
7.3%of 381 notices from Ministry of Land, Infrastructure, Transport and Tourism
0.8%of 118 notices from Ministry of Finance
75new suppliers since 2024

Buyers that buy the line and never named Isewan Sekiyu Co., Ltd.

since April 2014
26buyers
1,436notices since 2024
20buyers took a new supplier
95suppliers came in that way
Ministry of Justice
941 notices
Ministry of Health, Labour and Welfare
131 notices
National Tax Agency
115 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
Cabinet Office
15 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
Ishino Koyu Co., Ltd.3 buyers
36 notices
Kitanihon Enerugi Co., Ltd.7 buyers
36 notices
Minato Sekiyu Co., Ltd.4 buyers
35 notices
Isewan Sekiyu Co., Ltd.
35 notices

All 491 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.