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General Description                           Contact US                              
・Name of Company TOMINAGA CO., LTD.
・Adress 3981-5,Nunoshida,kochi,Kochi Pref.
Access Map
・tel/fax +81-88-845-1122/+81-88-845-0800
・capital ¥50,000,000
・Established June,1959
・Products               Manufacture of S-g.Iron(FCD450-FCD700) and Grey Iron Castings(FC200-FC350) and Machinery
・Chairman and executive director Morihiko Tominaga
・President Makoto Shimada
・Managing Director Riichi Umebara
・Manufacturing Director Torahiko Shimada
・Administraction
Director
Tatsuhiko Shimada
・Contacter Makoto Shimada Contact Us
・Number of Employees Total 96 (Parttimer 80)
・Area of Foundry Ground area :        5,152u
Floor space : Foundry   1,502u
        Machinery   819u
・Production Capability
・Foundry S-g.Iron Casting 200t/m
Grey Iron Casting 200t/m
Total 400t/m(max weight 3,000kg)
・Machinery 5000h/m
・Principal Products Accessories for knitting machine and
building machine.(40%)
Accessories for injection molding machine.(30%)
Valve body,cover and cylinder etc.
Fly wheel,frame and gear reducer etc.
・Brief history
In June,1959 TOMINAGA IRON FOUNDRY CO.,LTD.
was established by the late
Mr.Nobuyoshi Tominaga at Yayoi-cho
Kochi,Kochi Pref.manufacture of
Grey Iron Castings commenced
In June,1965 Our works removed to maruike-cho,
Kochi and Machinery shop was newly
constructed in the works.
In August,1971 After retirement of the president
Mr.Morihiko Tominaga has succeed
to president accordingly
In March,1987 New foundly and machinery shop were
constructed at the present address
which are in the Industrial Area
specilly prepared by the Kochi
Prefectual Authorities.
Vacum emission spectrometer,vareious
mechanical testing machines and
investigating facilities were newly
equiped. The previous works have been
closed.
In June,1989 TOMINAGA IRON FOUNDRY CO.,LTD.was
aouthorized manufacture of S-g iron
and Grey iron casting by Lloyd's
Register of Shipping.
In April,1991 We recognized into a joint-stock
company and have changed name as
follows TOMINAGA CO .,LTD.
We have also increased the capital to
¥45,000,000 and Morihiko Tominaga
appointed a president without interru-
ption.
In July,1991 TOMINAGA CO.,LTD.removed a part of our
machinery shop to "TECNO KOCHI"
industrial area when that area was
completed.
In April,1992 TOMINAGA CO.,LTD.was authorized
manufacture of S-g iron casting by
NIPPON KAIJI KYOKAI.
In Nobember,1992 TOMINAGA IRON FOUNDRY CO.,LTD.was
aouthorized manufacture of S-g iron
and Grey iron casting by
DET NORSKE VERITAS KOBE.
In September,2000 We have also increased the capital
to ¥50,000,000.

Moulding and Pouring Shop and Test Equipments
Furan rejin self
 bounded sand mixer
10t,5,3t(Shinto Kogyo)
1s High frequency induction furnace
Crucible 1.5t
(Fuji Electric Co.,ltd.)
2
Draw out machine for mould
5t/h (Sun Kogyo)
1 Optical Emission Spectrometer
PDA-7000 (19 Bits)
(Shimadzu seisakusho,ltd)
1
Under punch crusherUP-2型
shake out machine 
10t/h(Kiyota chuki)
1 Universal Testing Machine UMH-30
30t (Shimadzu seisakusho,ltd)
1
Equipment for mould coating
shower type 750l,350l
1s Hardness Tester Brinell 3,000kg
(Shimadzu seisakusho,ltd)
1
Shotblast machine
Monorail hanger type KSB-25S
20t/h(Shinto Kogyo)
1 Metallurgical Microscope SMZ-2T
(Nikon Co.,ltd.)
1
Electric annealing furnace
Arch type 2000W*2000L*2000H
(Daikyo taika Co.)
1 Carbon Equibalent Calculater
(Nakayama,ltd.)
1
Dust collector Back Filter
170/h,100/h,60/h (Shinto Kogyo)
1s Hoist Driving turned arm
2t,1.5t
4
Vibelater Table Machine
TVM-1000Ltype
(Toyokikai seisakusho co.,ltd)
Crane Driving over head
2.8T
7


Machinery Shop
Horizontal machining center
MC-5H ATC-30
(OKUMA CO.,ltd)
1 Double columm MCV-B ATC-50
L2800×W1500×H1300 
(OKUMA Co.,ltd.)
1
Vertical machining center
VTO-12 1600D
(OM Seisakusho Co.,ltd)
1 Double columm MCV-B ATC-70
L3840×W2500×H1600
(OKUMA Co.,ltd)
1
Numerical controlled lathe
FMC-3616C 1600D
(Seibu Koki,ltd)
1 Vertical machining center
KMV-MC450,ATC-20
(Kotobuki Co.,ltd)
1
Numerical controlled lathe
TM-16M 2100D*1600H
(OM Seisakusho Co.,ltd)
1s NC milling machine
KMV-NCM450
(Kotobuki Co.,ltd)
1
Face lathe
LHC-2716 1600D
(Seibu koki,ltd)
1 Radial drilling machine
RH-1300
(Tominaga tekkou Co.,ltd.)
1
Face lathe
LHC-2712 1250D
(Seibu koki,ltd)
1 Horizontal machining center
HM-80 6PA

(OKK Co.,ltd.)
1
Cut off machine
ST4565
(DAITO Seiki co.,ltd)
1 Horizontal machining center
MC-600H 6PA ATC-100
(OKUMA Co.,ltd.)
1
NC Numerical controlled lathe
LS-30n,580φ×1250L
(OKUMA co.,ltd)
1 Vertical machining center
MC-60VA
(OKUMA Co.,ltd.)
1
Horizontal machining center
HM1000S 2PA

(OKK Co.,ltd)
1 Vertical machining center
MILLAC561V
(OKUMA HOWA Co.,ltd)
1
Vertical machining center
NEO-16 φ1600
(OM Seisakusho Co.,ltd)
Vertical machining center
MILLAC611V
(OKUMA HOWA Co.,ltd)
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