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新たな理念

マジックインキはてなロゴ
寺西化学工業株式会社
110周年ロゴ
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Just one word can inspire people.
A single line can open up unseen possibilities.
We believe in that magical power and continue to create.
Philosophy
Think
We are a thinking company.
What does it mean to write? What does it mean to leave a legacy?
What emotional impact does it have on people?
What intention can be conveyed in a single line? How does it reach beyond that?
There is no single answer. That is why we continue to think.
Magic
The power to gently inspire people and change their daily lives just a little.
Like Magic Ink, it does not smudge or fade, and endures beyond time.
What we seek is the potential that lies beyond performance.
To create tools that let you experience that moment.
Believing that even small objects like writing tools hold immense power to inspire.
We call this phenomenon “Magic.”
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“Better products for people around the world”
Based on our corporate philosophy of “Better products for people around the world,” Magic Ink was created as Japan’s first oil-based marking pen in 1953.
Since its launch, this long-selling item has been designed with a refillable ink and replaceable nib, and its shape and function that enables repeated use remains unchanged even today.
Our ecological philosophy that parallels the environmental focus of today’s world has been passed down since the beginning, along with our core philosophy.
We aim to create products that add color to people’s lives and enable us to co-create with everyone, and we will continue to provide writing instruments and drawing materials that fit the future of writing culture.
We would like to express our sincere gratitude for your continued patronage.
With the support of many, Teranishi Chemical Industry Co., Ltd. celebrates its 110th year on April 1, 2026.

We owe this milestone to all of you who have walked this path with us.
We offer our deepest gratitude.

Since our founding in 1916, we have continued offering products inspired by a desire to contribute to cultural life by adding color to the world.
We are proud to be a company with such a long history, and we will continue giving back to society as a stationery manufacturer that leverages our experience and technology to constantly create new value.

For the next 10, 50, and 100 years, we will continue to create products that our customers love and are committed to providing you with a variety of ideas.
We appreciate your continued patronage and support.
Ecological Initiatives
マジックインキイメージ
The basic tenet for environmental issues is
to avoid producing garbage (waste).
Teranishi Chemical is committed to tackling environmental issues seriously.
For example, Magic Ink Large uses plastic
in only 20% of its body parts and incorporates recycled glass in approximately 73% of its total weight.
With its refillable ink and replaceable nib design, it is also an economical product that can be reused again and again by purchasing ink refills and replacement nibs.
Magic Ink Large has been an eco-friendly product designed with consideration for the global environment for nearly 70 years.
SDGs Initiatives
Teranishi Chemical Industry Co., Ltd. is committed to creating products that contribute widely to society, while addressing environmental issues.
We believe we can contribute greatly to the achievement of the Sustainable Development Goals (SDGs) that were unanimously adopted by the 193 member states of the United Nations in 2015,
and we aim to advance the sustainable development of society through our ongoing efforts.

We are also focusing on the development of specialty pens,such as glass pens, fountain pen ink, industrial markers, and“Kizukakusu” (emergency scratch cover pen for shoes).
For more information about our products, please click here.
(*Japanese only)
Corporate information
Corporate Profile
Company name
Established
Capital
President & CEO
Number of employees

Teranishi Chemical Industry Co., Ltd.

1916

80 million yen

Shinji Yamashita

Approx. 70

Locations
Head Office
2-13-11 Ikue, Asahi-ku, Osaka-shi, Osaka 535-0004 JAPAN
会社写真
Tokyo Office
Yoshikawa Bldg. 7F, 1-1-12 Kitaueno, Taito-ku, Tokyo 110-0014 JAPAN
Nagoya Sales Office
3F, 2-2-6 Ichiban, Atsuta-ku, Nagoya-shi, Aichi 456-0053 JAPAN
Research Institute & Plant
3-9-46 Ikue, Asahi-ku, Osaka-shi, Osaka 535-0004 JAPAN
Izumo Head Office Plant
388 Yanocho, Izumo-shi, Shimane 693-0058 JAPAN
工場写真
History

April 1916

1931

April 1953

July 1961

August 1964

March 1977

August 2006

Launched the Guitar brand

First release of Magic Ink Large as Japan’s first marking pen

Released Rushon Pen No. 300
(water-based marking pen)

Released Magic Ink Extra Broad
(oil-based marking pen, extra broad)

Magic Ink Large won the Good Design Long Life Design Award 2008

Released Guitar Taisho Roman Haikara Ink

Released Guitar Glass Pen Aurora with Cap

August 2021

April 2023

December

1969

October

2008

The first company president, Choichi Teranishi, founded Teranishi Chemical Factory at the current head office location

Began manufacturing and selling writing ink and crayons

Released Magic Ink No. 500
(oil-based marking pen, fine line)

マジックインキNo500基本5色

Released Magic Ink No. 700
(oil-based marking pen, extra fine line)

マジックインキ7008色セット

Released Magic Ink Majestar
(alcohol-based marking pen)

マジェスタ―
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「マジック」「マジックインキ」は、株式会社内田洋行の登録商標です。

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