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Clion Co., Ltd.

クリオン株式会社Alias
Ticker
—
Listed market
—
Country
Japan
Employees (non-consolidated)
315
Related companies
2
§01

Basic information

BASIC
Head office
6th Floor, Yamatanebiru Building, 1-2-21 Koshinokujima, Koto-ku, Tokyo
Chief executive
Befu Tōchi
Capital
3,075,140,000  (30 100 million)
Employees (non-consolidated)
315 people
Employees (consolidated)
Start date
1970-10-01
End date
§02

Websites

1 DOMAINS
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Business

37
Manufacturing, sales, and installation of lightweight aerated concreteManufacturing, sales, and installation of rigid porous acoustic materialsDesign and construction management of buildings and structuresManufacturing and sales of high-performance soil amendment materials and fertilizersALC building materialsSeismic safety (factory-embedded anchor panels)Design (original fashion panels)High-grade (Seguent base)Products – thick typeFactory-embedded anchor panelsMid-to-low-rise DS panels and corner panelsMid-to-low and high-rise DDD panelsSG panels compliant with warehouse industry regulationsBalcony-compatible BS panels and corner panelsHole-making compatible SL panelsHardware-free invisible panelsBay window-compatible bay window system panelsExterior material installation-compatible EX panelsPost-site installation anchor panelsMid-to-low-rise PA panelsCutting-Resistant WL PanelMid- to Low-Height Corner PanelHigh-Height Mini Corner PanelRoof/Slab PanelProduct – Thin FormCrion Light (50mm thick)Crion Ace Board (35mm thick) – Floor GeneralFashion Panel – Corner PanelOS PanelSegente BaseHigh-Performance BaseSoban PanelExterior Wall (Vertical Wall, Horizontal Wall, Handrail Wall)Partition WallRoof / FloorAcoustic MaterialShizuka Light
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Related companies

2 COMPANIES
Company name Group Parent Subsidiary Customer Supplier Alliance Bank Shareholder
Pacific Cement Group
Group
小野田エー・エル・シー株式会社
Group
Names without a link are companies not yet registered in OpenBizGraph
§05

Network

NETWORK
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§06

History

9 EVENTS

Japanese Cement Corporation (now Pacific Cement Corporation) introduced the manufacturing technology for lightweight aerated concrete (ALC) 'Iton' from Sweden's Iton International.Sources

Asahi Glass Co., Ltd. and Dai Nippon Ink Chemical Industries Co., Ltd. introduced the manufacturing technology for lightweight aerated concrete (ALC) 'Chiplex' from Sweden's International Chiplex AB, and established Nippon Chiplex Co., Ltd.Sources

Japanese Cement Corporation (now Pacific Cement Corporation) invested to establish Nippon Iton Co., Ltd.Sources

Onoda Cement Co., Ltd. (now Taiheiyo Cement Corporation) established Onoda ALC Co., Ltd. after acquiring manufacturing technology for Durox, a lightweight autoclaved aerated concrete (ALC), from the Dutch company Durox.Sources

Onoda ALC Co., Ltd., a member of the Taiheiyo Cement Group, was founded in 1970.Sources

Onoda ALC Co., Ltd. acquired all business operations from Nippon Itong Kogyo Co., Ltd. and Nippon Siporex Kogyo Co., Ltd., and changed its name to Clion Co., Ltd.Sources

In 2000, the company acquired the business rights of Nippon Itong Kogyo Co., Ltd. and Nippon Siporex Kogyo Co., Ltd., and was established under the name Clion Co., Ltd.Sources

Launched DS Panels for low- and mid-rise buildings and SG Panels compliant with the Warehouse Business Act.Sources

Launched Seguente Base, factory-applied primer panels; launched High Spec Panels, factory-applied primer fashion panels.Sources

§07

News

8 ARTICLES

Price Revision for Klyon ProductsSources

We will implement a price increase for Klyon ALC panels and Klyon Shizuka Light Board products.

Completion of Nagoya Plant Restoration and Resumption of Normal OperationsSources

The restoration work at the Nagoya plant, which suffered partial flooding due to intense rainfall, has been completed and normal operations have resumed. We apologize to our business partners and express our gratitude for their understanding and support.

Impact on Nagoya Factory due to Heavy RainfallSources

Due to the heavy rainfall in the Nagoya area yesterday, part of the Nagoya factory in Owari-Akashi City, Aichi Prefecture, was flooded and recovery work is currently underway. We are seeking understanding from our business partners.

Clion Product Campaign 2026 LaunchesSources

The Clion Product Campaign 2026 started on July 21, 2026. Applications and inquiries are directed to the website's "Contact Us" page, selecting the category "①ALC, Acoustic Material Product Inquiries", and entering "Campaign Application" in the content field before submitting. After submission, a representative from the company will contact you.

Notice of Executive AppointmentsSources

At the regular shareholders' meeting held on June 17, 2026, and the subsequent board meeting, executive appointments were decided. Mr. Michio Beppu was appointed as President and CEO, and appointments for directors, auditors, and executive officers were also announced.

Renewal of the Environmental Amenities Division's WebsiteSources

On April 27, 2026, we announced the renewal of the Environmental Amenities Division's website. A link to the new website is provided.

Certified as a Health Management Excellence Corporation 2026Sources

Clion was certified on March 9, 2026, as a Health Management Excellence Corporation 2026 (Large Enterprise Division) selected by the Ministry of Economy, Trade and Industry and the Japan Health Conference.

Executive appointments as of April 1, 2026Sources

At the board meeting held on March 19, the company decided on executive appointments (role changes) effective April 1, 2026. The positions and responsibilities of directors, auditors, and executive officers were announced.

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Sources & updates

SOURCES
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