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Who is Seikengraphics

Automation Equipment Designer and Manufacturer

Consistent support from design to manufacturing

We can handle everything from development, design (mechanical and electrical) to manufacturing, and we have a large assembly factory.
We also specialize in custom-made development and design.

Technology and track record built up with the spirit of a technology-based company

We develop large-scale equipment such as newspaper printing rotary presses in-house and provide design, manufacturing and after-sales services.

In terms of transportation equipment, we have the No. 1 market share in Japan for newspaper transportation carriers, and we also offer three-dimensional measurement services that apply existing technology, and plate-making process automation equipment for commercial printing.

We are also actively working on equipment that incorporates new technologies, such as automated equipment that uses articulated robots and automated equipment that features image analysis.

Factory Introduction

We handle everything from development, design, and manufacturing at our own assembly factory.
general assembly position
Width 20m x Length 52.5m x Height 16m
First machine shop
Width 15m x Length 52.5m x Height 8m
Second machine shop
Width 15m x Length 57.5m x Height 10m
Pre-group position
Width 15m x Length 57.5m x Height 12m
Accessory equipment assembly station
Width 16m x Length 69m x Height 9m

Main Partners

Domestic companies
Asahi Shimbun, Yomiuri Shimbun, Mainichi Shimbun, Nihon Keizai Shimbun, Honda Motor Co., Ltd., Mitsubishi Heavy Industries, etc.
Countries mainly in Asia such as China, Taiwan, South Korea, Thailand, India, Philippines, Indonesia, Australia, Russia, etc.
Utilization support organization
Fukuoka Chamber of Commerce and Industry, Yoshinogari Town Chamber of Commerce and Industry, Saga Prefecture Regional Industry Support Center, Saga Prefecture Small and Medium Enterprise Association, Kyushu Headquarters of Japan Small and Medium Enterprises Infrastructure Development Organization

Actual introduction

Share ranking

Newspaper rotary press (4×1 type) share No. 1 in China
70% or more
Domestic share of newspaper transport carriers is over 70%
Domestic share of newspaper printing plate-making equipment: 50%
Electric upsetter share for engine valves 30%

Award results

Ministry of Economy, Trade and Industry “300 small and medium-sized companies that are active in manufacturing and supporting tomorrow’s Japan”
Japan Newspaper Association Technology Encouragement Award
Minister of Education, Culture, Sports, Science and Technology Commendation “Creativity Award”
4th "Saga's Best Companies"


April 2017
Broadcast on TV on RKB Mainichi Broadcasting “Zhi, Passionate Company”
May 2017
Broadcast on STS Saga TV “SAGA Monosugo”
June 2021
Published in Nikkan Kogyo Shimbun “SIer Frontline”
September 2021
Broadcast on STS Saga TV “Kachikachi Press I see! Factory Walker”
November 2023
“Craft beer from our own brewery” published in Nikkan Kogyo Shimbun
December 2023
"Machine manufacturer makes local beer" published in Saga Shimbun
January 2024
Beer business featured in Nagasaki Shimbun “Saga Keizai NEWS”
March 2024
Beer business broadcast on STS Saga TV “Kachikachi Press I see! Factory Walker”

Other Contents

Seikengraphics Co., Ltd.

Saga Prefecture, Kanzaki District, Yoshinogari-cho, Yoshida 135
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