1
Komatsu Ltd.
Tokyo
Excavators, dump trucks, dozers
Global giant
Second largest globally

2
Hitachi Construction Machinery Co., Ltd.
Tokyo
Hydraulic excavators, mining dump trucks
Global major
Part of Hitachi Group

3
Mitsubishi Heavy Industries, Ltd.
Tokyo
Mining equipment, systems
Large industrial conglomerate
Broad industrial machinery

4
Sumitomo Heavy Industries, Ltd.
Tokyo
Mining shovels, hydraulic excavators
Large industrial
Construction & mining machinery

5
Kawasaki Heavy Industries, Ltd.
Kobe, Hyogo
Industrial plants, machinery
Large industrial conglomerate
Mining systems & components

6
Tadano Ltd.
Kagawa
Cranes, material handling
Global specialized
For mining material handling

7
Kobelco Construction Machinery Co., Ltd.
Tokyo
Excavators, cranes
Global
Part of Kobe Steel Group

8
IHI Corporation
Tokyo
Material handling systems, plants
Large industrial
Bulk handling equipment

9
Nippon Pneumatic Mfg. Co., Ltd.
Hiroshima
Rock drills, pneumatic equipment
Mid-size specialized
Underground mining equipment

10
Furukawa Co., Ltd.
Tokyo
Rock drills, hydraulic breakers
Mid-size
Mining & construction tools

11
Furukawa Rock Drill Co., Ltd.
Tokyo
Rock drills, demolition equipment
Mid-size specialized
Drilling equipment

12
TOKU Pneumatic Co., Ltd.
Yokohama
Breakers, rock drills, compactors
Mid-size specialized
Demolition & mining tools

13
Okada Aiyon Corporation
Osaka
Crushers, hydraulic breakers
Mid-size
Demolition & recycling attachments

14
Nakano Manufacturing Co., Ltd.
Osaka
Vibratory equipment, screens
Mid-size specialized
Material screening for mining

15
Osaka Yakin Kogyo Co., Ltd.
Osaka
Crusher wear parts, machinery
Mid-size
Crushing equipment components

16
Uchiyama Manufacturing Co., Ltd.
Niigata
Mineral processing test equipment
Small specialized
Lab & pilot plant equipment

17
Shin Nippon Machinery Co., Ltd.
Tokyo
Geared motors, drives
Mid-size
Power transmission for mining

18
Tsukishima Kikai Co., Ltd.
Tokyo
Processing plants, systems
Mid-size
Bulk material handling systems

19
Kawasaki Mining Equipment, Ltd.
Tokyo
Mining equipment
Mid-size
Subsidiary of Kawasaki Heavy Ind.

20
Mitsui Miike Machinery Co., Ltd.
Fukuoka
Crushers, screens, feeders
Mid-size
Mineral processing machinery

21
Taiheiyo Engineering Corporation
Tokyo
Cement & mining plant engineering
Mid-size
Plant design & equipment

22
Kawasaki Geological Engineering Co., Ltd.
Tokyo
Drilling equipment, services
Mid-size
Exploration & geotechnical

23
Nippon Eirich Co., Ltd.
Tokyo
Mixers, pelletizers, granulators
Mid-size
Processing equipment for minerals

24
Chuo Kagaku Co., Ltd.
Nagoya
Laboratory crushers, pulverizers
Small specialized
Sample preparation equipment

25
Maruto Testing Machine Company
Tokyo
Soil, rock testing equipment
Small specialized
Geotechnical lab equipment

26
Yamato Scientific Co., Ltd.
Tokyo
Laboratory equipment
Mid-size
Lab equipment for mining analysis

27
Riken Corporation
Saitama
Metal products, components
Mid-size
Components for heavy machinery

28
Kawaguchi Metal Industries Co., Ltd.
Tokyo
Metal castings, parts
Mid-size
Wear parts for mining machinery

29
Nippon Conveyor Co., Ltd.
Fukuoka
Belt conveyor systems
Mid-size specialized
Bulk material conveying

30
Daido Machinery Co., Ltd.
Aichi
Gear reducers, power transmission
Mid-size
Components for mining equipment