Manufacturing Style of Next Generation.
Secrets of Microfabrication.

We are expanding the possibilities of machines, making most use of the cutting-edge technologies, and working like no other company can.
Contribute to the world through precise machining technologies.
To satisfy our customers to the maximum limit, by providing truly precise and delicate fine shapes, using state-of-the-art machining centers and 3D CAD/CAM, in the shortest amount of time possible.


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Micro Cutting R and D
(in Japanese only)

Company Information

Business Lineup Precise machining works
Creation of 3D parts and items
Fine machining works
Design/manufacturing of precise jigs and tools
Manufacturing of precise electronic parts

369-1 Sayamagahara, Irumashi, Saitama-ken 358-0032, JAPAN
phone: +81-4-2934-4633
fax:     +81-4-2934-4630

CEO Kiyokazu "Kiyo" Saito
Founded November, 1971 (reorganized to stock company in April, 2004)
Capital 16,000,000 yen
Sales 250,000,000 yen
Employees 14 employees
Banks Musashino Bank, Iruma Branch
Iinoh Shinyo Kinko, Iruma Branch
Saitama Risona Bank, Iruma Branch
Seibu Shinyo Kinko, Iruma Branch
Ome Shinyo Kinko, Iruma Branch


1970 Founded at 550 Oaza-Minami-Iriso, Sayama-shi, Saitama-ken. CEO: Kiyohachi Saito
1971  Became a limited company at 862 Minami-Iriso, Sayama-shi, Saitama-ken.
Capital: 1,300,000 yen.

Relocated to: 321-3 Sayamagahara, Iruma-shi, Saitama-ken.

1996 Increase in capital to 3,000,000yen.
2001 Increase in capital to 6,000,000yen.
April, 2002 Awarded Nishiumi Technology Prize for research and accomplishment of MC Form Development.
May, 2002 Kiyohachi Saito becomes Chairman
Kiyokazu Saito becomes CEO
2003  Increase in capital to 10,000,000yen.
"Alluminum Rose" machined from metal ingot, with an accumulation of precise machining experience and know-how.
April, 2004 Incorporated.
Nov., 2004 Awarded Special Prize at the First Dream Contest held by Mori Seiki Co., Ltd.
2005 Developed "Smallest Dice in the World".
Nov., 2005 Awarded "Nikkei Monozukuri Award" for innovative craftsmanship
Dec., 2005 Received Best Skills Award at the Second Dream Contest held by Mori Seiki Co., Ltd., for "Blue Rose".
May, 2007 Increase in capital to 16,000,000yen.
June, 2007 Selected as one of "300 Active Small and Mid-Sized Creating Companies".
Sept., 2007 New factory completed, relocation to present address.
2008 Reverse engineering technology applied for creating "Metallic Basara-Taisho".
2009 Micro manufacturing Research Group founded together with Mori Seiki Co., Ltd.
Special Series starts in magazine "GUNDAM ACE" with Kunio Okawara, mechanic designer.
2010 Precise "Fairlady Z" machined from alluminium, for collaboration with Takara Tomy Corporation.
"Gyan Pen Stand" created together with Okawara Factory.
2011 "Gold TETSUJIN" created in collaboration with NTT Docomo.
Challenge in ultra precise machining works introduced on TV series "Yume-no-tobira" (TBS)
Original factory brand "REAL EDGE" established.
Perfect dice introduced in mathematic textbook for high schools, in probability theory section.
2012  MICRO PARTS HANDLING SYSTEM developed and sold.
Fine Machining Know-How Seminar held.
2013 Awarded 3rd Prize at MACHINING EXPERT Five-Axis Process Contest 2013 (Germany)
Endeavors introduced on TV Series "Gaiya-no-Yoake".
Collaboration with REAL EDGE and Hydrogen started, creating and selling original iPhone5 cases.
2016 Micro Cut Seal Stamping service  developed.
369-1 Sayamagahara, Iruma-shi, Saitama-ken 358-0032, JAPAN 
Phone: +81-4-2934-4633 
15 min. by taxi from IRUMASHI station (Seibu Line)
5 min. by car from IRUMA Inter.
Email us for transportation details.


369-1 Sayamagahara, Irumashi,
Saitama-ken 358-0032, JAPAN


For inquiries, please send us email,
by clicking the link below.
Demo and visit requests welcome!