Japan · Procurement Portal award records · Supplier record

DOKAI MARINE SYSTEMS LTD.

洞海マリンシステムズ株式会社

Line: Passenger transport (UNSPSC 78110000)Register loaded to September 2026Compiled 12 October 2026

DOKAI MARINE SYSTEMS LTD. — Japan · Procurement Portal award records · Supplier record: 1 award notices, all years (September 2026); 1 since January 2024 (1 buyer); 139th rank in the line (of 195 suppliers · 0.1%); 33 buyers never served (791 notices in the line from them).

Assay record ASY-JP-04ZK5T30AZ · Cite as: Assay Systems, “DOKAI MARINE SYSTEMS LTD. in the Procurement Portal register for Japan”, https://assay-systems.com/register/jp/dokai-marine-systems-ltd/

1
award notices, all years
September 2026
1
since January 2024
1 buyer
139th
rank in the line
of 195 suppliers · 0.1%
33
buyers never served
791 notices in the line from them

Own record by year

award notices, 2014 onward
1
2014201520162017201820192020202120222023202420252026

Who buys from DOKAI MARINE SYSTEMS LTD.

since January 2024
1buyers
1notices
100%top buyer
Ministry of Land, Infrastructure, Transport and Tourism100.0%
1 notice

The line

since January 2024
1,340award notices
34buyers
195suppliers
57.5%held by top ten

Passenger transport (UNSPSC 78110000)

482
450
408
202420252026Jan–Sep
139thof 195 suppliers
1notices name DOKAI MARINE SYSTEMS LTD.
0.1%share of the line
0.2%of 549 notices from Ministry of Land, Infrastructure, Transport and Tourism
25new suppliers since 2024

Buyers that buy the line and never named DOKAI MARINE SYSTEMS LTD.

since April 2014
33buyers
791notices since 2024
15buyers took a new supplier
45suppliers came in that way
Ministry of Justice
167 notices
Ministry of Health, Labour and Welfare
120 notices
National Tax Agency
93 notices
Ministry of Defense
66 notices
Japan Coast Guard
55 notices
Ministry of Internal Affairs and Communications
45 notices
Ministry of Economy, Trade and Industry
35 notices
Ministry of Finance
35 notices
Cabinet Office
33 notices
Ministry of the Environment
19 notices
Public Prosecutors Office
19 notices
Ministry of Agriculture, Forestry and Fisheries
18 notices
Japan Meteorological Agency
12 notices
Reconstruction Agency
10 notices
Supreme Court of Japan
8 notices
Consumer Affairs Agency
6 notices
Ministry of Foreign Affairs
6 notices
Ministry of Education, Culture, Sports, Science and Technology
5 notices
Cabinet Legislation Bureau
3 notices
Casino Regulatory Commission
3 notices
Central Labour Relations Commission
3 notices
Children and Families Agency
3 notices
Digital Agency
3 notices
House of Councillors
3 notices
House of Representatives
3 notices
Japan Fair Trade Commission
3 notices
Japan Patent Office
3 notices
National Personnel Authority
3 notices
Personal Information Protection Commission
3 notices
Forestry Agency
2 notices
Nuclear Regulation Authority
2 notices
Cabinet Secretariat
1 notice
National Police Agency
1 notice

Suppliers next to it in the line

since January 2024
Aitiesu Co., Ltd.1 buyer
1 notice
Akutio Co., Ltd.1 buyer
1 notice
Anzen Taxi Mie Co., Ltd.1 buyer
1 notice
DOKAI MARINE SYSTEMS LTD.
1 notice

All 195 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.