Chikuma Seiki Co., Ltd.

§01

Basic information

BASIC

Head office: 6043 Aikawa Nanaki, Azumino City, Nagano Prefecture, 399-7104
Chief executive: Tetsuya Hanamura
Capital: 45,000,000
Employees (non-consolidated): 131 people
Employees (consolidated)
Start date: 1969-02-01
End date

§02

Websites

1 DOMAINS

https://www.chikumaseiki.co.jp/

§03

Business

5

Computer assembly and repairEquipment design and embedded device developmentPCB design, assembly, and reworkVacuum deposition: design, prototyping, and mass productionBiowaste treatment machine

§04

Related companies

5 COMPANIES

Company name	Group	Parent	Subsidiary	Customer	Supplier	Alliance	Bank	Shareholder
エプソンジャパン株式会社 Customer
Epson Direct Co., Ltd. Customer
株式会社アスク Customer
株式会社エルザジャパン Customer
Epson Sales Co., Ltd.

Names without a link are companies not yet registered in OpenBizGraph

§05

Network

NETWORK

§06

History

37 EVENTS

1967-10

Company founded; began manufacturing clock components at Nakagawa factory

1969-02

Founded Chikuma Seiki Ltd. (LLC); capital 5 million yen

1969-09

Started manufacturing watch escapement mechanism components

1970-04

Started manufacturing parts for mini printer (EP-101)

1976-05

Opened Seisaka factory

1979-08

Started manufacturing hybrid ICs

1984-07

Established FA team and promoted line automation

1985-06

Founder President Naoto Hanamura resigned; Kaoru Hanamura became president

1988-01

Established headquarters and Nanaki factory within Aikawa industrial complex

1988-02

Computerized production management department (CS Network)

1991-01

Introduced high-speed chip mounting line and high-density PCB assembly

1991-07

Installed SIDM printer head and robot line

1992-04

Started manufacturing printer head drive coils

1992-10

Started manufacturing PZT elements for inkjet printers

1993-07

Start of LCD panel module assembly

1994-01

Start of computer build orders

1996-10

Start of ink cartridge manufacturing

1997-07

Start of LCP optical component manufacturing

1997-12

Capital increased to 30 million yen

1998-01

Introduction of CO2 laser processing machine

1998-07

ISO 9002 certification obtained

1999-10

Completion of new headquarters and Nanaki factory

2001-04

Introduction of vacuum thin film deposition machine

2002-03

Expansion of development and design departments

2003-06

ISO 9001:2000 certification obtained

2005-03

ISO 14001:2004 certification obtained

2007-05

Development of FPD lighting inspection device (CS-55)

2010-03

Capital increased to 45 million yen with investment from Tokyo SME Investment Development Co., Ltd.

2010-08

Start of household organic waste treatment machine business

2010-08

Opening of Tokyo branch office

2013-04

Development of FPD lighting inspection device (FREEDOM mkII)

2014-01

FREEDOM mkII awarded the Nagano Manufacturing Excellence

2014-08

Solar power generation started at headquarters and Nanaki factory

2016-11

Launch of outdoor-installed organic waste treatment machine Cleantasis

2019-02

Celebrating its 50th anniversary

2020-12

Kaoru Hanamura becomes Chairman of the Board, and Tetsuya Hanamura becomes President

2021-07

July 2021

§07

News

20 ARTICLES

2026-07-28

Chikuma Seiki Co., Ltd. Summer Holiday Notice

Chikuma Seiki Co., Ltd. will be closed for the summer holiday from August 13 through 16, 2026. We apologize for any inconvenience during the closure and appreciate your understanding.

2026-07-28

Summer Holiday Closure

Chikuma Seiki Co., Ltd. will be closed for the summer holidays from Thursday, August 13, through Sunday, August 16, 2026. The company apologizes for any inconvenience and asks for customers' understanding.

2026-04-24

Chikuma Seiki Co., Ltd. Golden Week Holiday Notice

Chikuma Seiki Co., Ltd. will be closed for Golden Week from May 2 through 5, 2026. We apologize for any inconvenience and appreciate your understanding.

2026-04-24

Golden Week Holiday Closure

Chikuma Seiki Co., Ltd. will be closed for Golden Week from Saturday, May 2, through Tuesday, May 5, 2026. The company apologizes for any inconvenience and appreciates customers' understanding.

2026-01-01

Wishing You a Happy New Year

Chikuma Seiki Co., Ltd. thanks everyone for their support over the past year and says it will strive to meet their expectations in 2026 as well.

2026-01-01

Best Wishes for the New Year

Thank you sincerely for your exceptional support over the past year. In 2026, we will continue working to meet your expectations. We look forward to your continued support.

2025-12-26

Chikuma Seiki Co., Ltd. Holds Christmas Party

The company recently held an in-house Christmas party. Employees enjoyed food and games and strengthened their connections with one another in a cheerful atmosphere.

2025-12-26

Company Christmas Party Held

The company recently held a Christmas party. Employees enjoyed food and games and strengthened their connections with one another in a cheerful, laughter-filled gathering.

2025-12-25

Azumino Open Factory Event Held

An open factory event was held in Azumino City on December 23. A bus tour for students included company and factory visits and introductions to the work performed there. The organizers will continue helping people discover the appeal of local businesses.

2025-12-25

Chikuma Seiki Co., Ltd. Year-End and New Year Holiday Notice

Chikuma Seiki Co., Ltd. will be closed for the year-end and New Year holidays from December 27, 2025, through January 4, 2026. We apologize for any inconvenience and appreciate your understanding.