As of June 2020

NC composite automatic lathes
CITIZEN MACHINERY
M32 V type
Vertical machining
Makino Milling Machine
V56i
Equipment Name Machine manufacturer Model Processing range Number of machines owned Note
5-axis vertical machining Mori Seiki NMV3000 Processing range φ350 x 300 2 34 Palette
Number of tools: 121
Horizontal machining Makino Milling Machine A-55 XYZ 560,560,560 1 8 pallets
Number of tools: 127
CNC JIG BORER Yasuda Industries, Ltd. YBM-950V XYZ 900,500,350 1 Number of tools: 40
Vertical machining Makino Milling Machine V56 XYZ 750,350,400 3 Number of tools: 40
Mori Seiki DV5080 800,530,510 1 Number of tools: 30
Okuma MB-46VA 560,460,460 2 Number of tools: 20
BT40
Micro Hole Drilling Machine DAIYA SEIKI Co., Ltd BISSIAH ML-10 Hole diameter φ0.03 to φ0.3 mm in diameter 1 Lathe type
BISSIAH XZ Hole diameter φ0.03 to φ0.3 mm in diameter 1 Moving table type
Vibration cutting NC lathe CITIZEN MACHINERY VC03 Processing range φ40×50 1 Number of tools: 5
With low-frequency vibration cutting function
NC composite
Precision automatic machines
CITIZEN 
MACHINERY
R04 Processing range
per one chuck
φ4×30 2 Number of tools: 17
F-16 φ16 x 100 1 Number of tools: 10
K-16 φ16×200 1 Number of tools: 9 and more
Back processing
A-16 φ16×40 (RGB) 1 Number of tools: 12 and more
L-20 φ16×200 4 Number of tools: 10
Back processing
M16 V φ16×320 3 Number of tools: 18 and more
Back processing, Y-axis function
M20 V type φ20×320 3 Number of tools: 18 and more
Back processing, Y-axis function
M32 V type φ32×320 4 Number of tools: 18 and more
Back processing, Y-axis function
E32 (K,E2,E3) 各1 Number of tools: 20
(Back processing, Y-axis function)
CNC composit lathe Miyano BND51 Processing range φ51×320 1 Number of tools: 12
(can be added) Back processing
MAZAK INTEGREX200-III φ300×450 1 Number of tools: 40
Mori Seiki NL2000SY φ300×450 1 Number of tools: 40
CNC lathe MAZAK QT 6T Maximum
Machining diameter
processing length
φ130 x 200 4 Number of tools: 8
QT 8 φ100×200 1 Number of tools: 8
QT 20 φ200 x 270 1 Number of tools: 8
SQT 200MY φ300×540 1 Number of tools: 12
With rotating tool
QT 30 (650) φ320×550 1 Number of tools: 8
QT 30N (1000) φ320×900 1 Number of tools: 8
QTS 200 φ250×500 2 Number of tools: 12
NC milling machine SHIZUOKA MACHINE TOOL VHR-AP XYZ 700,320,400 1 2 axis NC
OKUMA & HOWA RANCON 40 580,410,400 1
Slotting machine Iwashita Industrial IH2002 XYZ 200,200,200 2 (NH2 700 X 300 X 400)
Jig borer HAUSER 3 BA XY 400,250 2
Jig grinder HAUSER 3 SM XY 400,250 1
MOORE 18型 460,250 1
Gun drill MARUEI GDM-120 Hole diameter and stroke φ1 - φ6 mm dia. x 100 mm 1
Surface grinding machine NAGASHIMA SEIKO NP 415-F XYZ 550,190,500 1
NX 420-M1 600,200,500 1
OKAMOTO PFG 500 DXAL II 600,140,300 1
AMADA TECHSTER 84 800,400,100 1 NC
CNC cylindrical grinder STUDER S31 Outer and inner diameter φ340 x 650 1 With 2-axis NC Internal grinding function
TSUGAMI G30 Special purpose machine for chuck work 1 2 axis NC
Cylindrical grinding machine KONDO UGK 450 Outer and inner diameter φ150×450 1 Equipped with an internal grinding function
High Gloss 450 Outer and inner diameter φ150×450 3 2 units with internal grinding function
High Gloss 250 Outer diameter φ150×250 1
CGK 250 Outer diameter φ150×250 4
OKAMOTO OGM-250 Outer diameter φ200×500 1
TSUGAMI GU-25 Outer and inner diameter φ80×250, φ7-40 1 Equipped with an internal grinding function
MARUEI HGM-120C Outer diameter φ50×120 1 with a loader
Dedicated machine for chuck production 
Toyoda Seiko G32 Outer and inner diameter φ220 x 500 1 Equipped with an internal grinding function
Shigiya Seiki GPH-30B Outer and inner diameter φ300×1000 1 With CNC Internal grinding device
Taiyo Koki CGN20/15 Outer diameter φ200×175 1 With CNC Sizing Device
CGN25/60 Outer diameter φ250×280 2 With CNC sizing device
With conveyor
Small internal grinding machine SII STG-3S Hole diameter and stroke φ0.7 to 15  in diameter, 1 to 25 mm 4 Maximum speed: 150,000 rpm
STG-3N,6N 8
Internal grinding machine OKAMOTO IGM-15EX Hole diameter and stroke φ6 - 150 mm dia. x 100 mm 1
IGM-2M/MB φ6 - 200 mm dia. x 100 mm 7
Taiyo Koki IGH-2NT φ3 - 200 x 150 mm 2 CNC Swivel Angle 30 Degrees
IGV-3NT φ7 - 200 x 150 mm 1
Center grinding machine Vanno-Seiki SCGM-250A, 500A Hole diameter and stroke φ50×250,500 3
Universal grinding machine CITIZEN TG-2 1
TG-3 8
Thread grinding machine Drake Mfg. TE-LM 200 Processing range φ200×330 1
Taiyo Koki CGN25/30 Processing range φ250×280 1 With conveyor
NC electrical discharge machine Mitsubishi Electric EA8PV 350,250,350 1 ATC19本
EA12V 300,250,250 2 ATC19本
Wire cut
Electric Discharge machine
FANUC Robocut Alpha-0iA XYZ 320,220,180 1
Robocut Alpha-1C 520,370,180 1
Robocut Alpha-1iC 520,370,180 1
W2 350,500,250 1
brother HS-3600 300,200,150 1
Mitsubishi Electric NA2400 600,400,310 1 indexed
MV2400R 1050,820,305 1
MV1200 400,300,220 2
BA24 600,400,310 2 indexed
BA8 320,250,220 1

Other machine tools

Engine lathe, bench lathe (Tsugami, Katsukura) 30台
Vertical/Horizontal milling machine (MAKINO, etc.) 17台
Drilling machines and tapping machine (ASHINA, etc.) 21台
Air blast machine NICCHU  3台
Ultrasonic cleaning device (KYOWA IRIKA)  5台
Laser marker (SUNX, KEYENCE)  2台
Mirror finishing machine (Nippon Speed Shore, etc.)  2台
Precision Cutting Machine (Heiwa Technica) 1台
Gear cutting machine (#120) (HAMAI) 2台
Honing machine (FUJI, etc.) 5台
High-frequency induction heating machine (SPC ELECTRONICS, etc.) 5台
Salt bath quenching furnace 1台
High-temperature tempering furnace (THERMAL) 2台
TIG pulse welding machine (DAIHEN) 1台

3D measurement instrument
Mitutoyo
CRYSTA-Apex S574
Roundness/Cylindricity measurement instrument
Mitutoyo
RA-2200CNC
Surface roughness and contour measuring instrument
Mitutoyo
FORM TRACER CS-H5000 CNC
Microhite
TESA
Micro-hite plus M600
Equipment Name Equipment manufacturer Model Measurement range Number of machines owned Note
3D Measuring Machine Mitutoyo CRYSTA-Apex S574 XYZ axes: 500, 700, 400 2 MPEp
Max. loading weight: 180kg MPEp=(1.9+3L/1000)μm
High-precision contouring
and
Surface roughness measuring instrument
Mitutoyo Form Tracer Extreme
CS-H5000CNC
X-axis (horizontal): 200mm 1 Measuring force: 4mN (constant)
Z-axis (vertical): 12 mm
Mahr MERCERF LD 120 X-axis (horisontal) 120 1 X-axis measuring point distance 0.25 μm
Z-axis (longitudinal direction) 10 Z-axis resolution 8nm
Measurement pressure 0.5mN to 50mN
Roundness and cylindrical form measuring machine Tokyo Seimitsu RONDCOM43C Maximum measuring diameter 250 1 Measuring Geometric Tolerance
Roundness, concentricity, and coaxialty
Mitutoyo RA-2200CNC Maximum measurement height 300 Squareness, flatness, cylindricity
(CNC)
Surface roughness measuring instrument Mitutoyo SURF TEST SV-3100S4 Resolution 0.01μm
(800μm range)
1 Cross-sectional curves, roughness curves, and
Various parameters by waviness curve, etc.
X-axis 100
Z-axis 300 (motorized)
Body weight 140kg
SJ-410 Measurement range 50mm 1 Measuring force 0.75mN
Micro hardness tester
(Micro-Vickers)
MATSUZAWA MXT 30 Microscopic stage size 1 Test Load[g]
Width x Height: 100 x 100 10, 25, 50, 100, 200, 300, 500, 1000
Measuring height: 85 (Dial switching system)
Rockwell hardness tester MATSUZAWA MBK-E type Measuring height: 200,
Depth: 130
1 Test Load[kg]: 60, 100, 150
Microhite TESA Micro-hite plus M600 Measurement range: 600 3
Measuring microscope Mitutoyo MF-A2010C XY axes: 200, 100 2 With Qm-Data200
Measuring microscope KEYENCE IM-7000 XY axis: 200, 200,
Measurement height: 75
1 With light probe measurement function

CAD/CAM systems

Equipment Name Equipment manufacturer Model Number of machines owned Note
CAD system Solid Works Solid Works 1
CoCreate Software ME10 10 3D: 1 unit included
CAM system JBM Master Mill Level 5 1
TACTX Win MAX 2

Washing equipment

Equipment Name Equipment manufacturer Model Number of machines owned Note
Hydrocarbon Vacuum Cleaning and Drying Machine CLEANVY CLOVA-4030 1 One-bath fully automation
Three-tank washing and drying machine CLEANVY FW2-3040 1

As of June 2020