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  3. KOYAMA CO., LTD. Head office, Tochigi branch, Tokyo branch, Kawasaki branch, Shizuoka branch, Osaka branch, Nagareyama local office, 4 overseas local companies (the Philippines, Shanghai, Hong Kong, Vietnam)
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KOYAMA CO., LTD. Head office, Tochigi branch, Tokyo branch, Kawasaki branch, Shizuoka branch, Osaka branch, Nagareyama local office, 4 overseas local companies (the Philippines, Shanghai, Hong Kong, Vietnam)

EstablishmentDecember 26, 1957
capital3000Ten thousand
number of employees100
addressTokyo/Shinjuku-ku/2-5-2 Hyakunincho
phone03-3363-3711
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last updated:Nov 20, 2025
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KOYAMA CO., LTD. Downloads

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Basic Safety Course on Site: Your "Close Call" Can Save Your Colleagues — The First Step in Accident Prevention Learned from Near Misses — (English Version)

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On-site Safety Basics Course: Your "Close Call" Can Save Your Colleagues — The First Step in Accident Prevention Learned from Near Misses —

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Air Stretcher Comprehensive Catalog

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Air stretcher installation platform

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Air Stretcher Raise Global, Wrap Global Catalog

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[Instruction Manual] Cooling Fan Cross-fan Ex40

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Technical Data: Cooling Fan Cross-fan Ex40

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We've eliminated the weaknesses of air-conditioned clothing! Heatstroke prevention with dual cooling fans.

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Cold Storage Box Flyer

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Kacha K Evo

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Heat Prevention Watch Canary Plus 2026 Model Catalog

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ikitbot Product Catalog

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WATERUN

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Lineup catalog

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WG-2187 Cut-resistant gloves

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TST Corporation Swing Coupling

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Wonder Grip Glove Comprehensive Catalog

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Spot cooler information and number of arrivals.

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Spot cooler product information and expected arrival quantity.

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Catalog [Lucky Boy Eco Surf A]

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Examples of product development

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Examples of jig manufacturing

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Taiyo Kasei Co., Ltd.

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"Kattyka Pro" brochure

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Kachakapro Brochure

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Kachakapro Implementation Case Study

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Upper model of the screw tightening prevention counter 'TORQUEWISH'

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Electric Assist Carrier Car "LUXST"

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Non-outcoming cross-recess screw 'Quastix'

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POLAR/Arctic

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Collaborative Transport Robot [Souther E Series]

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Collaborative Transport Robot [Souther BASIC]

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Loctite Lock Fill Thread Locking Treatment

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Collaborative Transport Robot Selection Guide

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Koyama Co., Ltd. Company Profile

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Collaborative Transport Robot "Souther" <Effectively Utilizing Dollies and Carts>

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Collaborative Transport Robot "Souther E Series"

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Collaborative Transport Robot "Souther Basic"

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Electric assist unit "tascal"

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Electric Assist Carrier Car "LUXST Lifter series"

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Ultimate Urethane Caster (Industrial Use)

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Koyama Co., Ltd. "Company Profile"

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Rockfill [Nylon Resin Filled Type]

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ネジスターσの表紙画像です

Screw Tightening Reminder Counter "Screwster σ"

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Easy Rivets for Wiring Ducts and Other Fixings

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