SEIEI CO., LTD.

Assembly Factory No. 1

Floor space: 15 m×30 m＝ 450 m2

No. 2 Metal Fabrication and Machining Factory 30 m×60 m = 1800 m2

We strive to remain modest, set our goals high, and keep our minds open as we use our customers’ needs to spur ourselves on new endeavors.
We aim to become a cornerstone of Japan’s manufacturing industry by creating jobs and contributing through taxation.

Metal Product Manufacturing
General-purpose Machinery &Equipment Manufacturing
Electric Machinery & Equipment Manufacturing
Production Machinery and Equipment Manufacturing
Electronic Component
Device
Circuit Manufacturing

Area Yotsukura
Industrial ParksIwaki-yotsukura Central Industrial Park

Products & Services

Manufacturing / Processing Machinery
Mechanical Parts

Processing

Coating
Cutting
Embedding / Implementation
Machining
Metal Fabrication & Plate Working
Polishing / Grinding
Presswork
Welding

Related Fields

Aerospace
Decommissioning
Energy / Environmental Recycling

Company Overview

Our primary focus is on energy, aerospace, space development, and electric machinery parts, as well as FA equipment manufacturing. By providing an integrated system that handles metal fabrication, plate working, machining, powder coating, assembly, and electrical wiring, we seek to shorten delivery times and reduce costs.
Equipped with a pair of 30-ton and 5-ton cranes as well as large-scale machining equipment, we stand out from the competition. Our entire team is dedicated to using everything we have to meet our customers’ needs.

Primary Products / Services

(1)Consistent Coal Supplier: A device which controls a belt conveyor to provide a consistent amount of coal at a fixed speed
(2)Winding / Unwinding Device: Film manufacturing equipment
(3)Vacuum Chamber: Semiconductor equipment
(4)Casing: Hydroelectric power generation components
(5)Plant Equipment: Thermal power generation components
(5)Metal Cask: Nuclear power generation components We specialize in a range of manufacturing, with a primary focus in the areas listed above.

IP & Licenses, etc.

Certifications / Licenses
●Hitachi Nuclear Certified Plant, Hitachi GE Nuclear Certified Plant
●ISO9001, ISO14001 certified factory

Company Strengths & Characteristics

We offer comprehensive manufacturing capabilities, from component production to complete machinery assembly. By operating large-scale machines 24 hours a day, we can reduce delivery times and expand order capacity. By not being overly attached to specific production equipment and instead focusing on meeting customer needs, we have achieved significant improvements in both our technical capabilities and sales.

Future Prospects & Areas of Interest

Focusing on improving our skills, expanding our markets, and improving our customer base, we intend to use our 10 years of technical data and customer information to increase sales. We are committed to disclosing our accumulated technical data and contributing to technological development, providing products and technologies with added value.

We strive to remain modest, set our goals high, and keep our minds open as we use our customers’ needs to spur ourselves on new endeavors. We aim to become a cornerstone of Japan’s manufacturing industry by creating jobs and contributing through taxation.