Machining & Processing

TK Welding Factory

We accept orders from companies located in Japan.

  • Made in Japan

Main ProductsWelding and brazing of hydraulic cylinders – from general iron welding to specialised metal welding

Main ClientsHydraulic cylinder manufacturer and specialist repair services provider

Processing CapabilitiesWelding

Updated: March 13, 2026

匠
  • 2025

Updated: March 13, 2026

匠
  • 2025

Welding specialists dedicated to Made in Japan quality

Examples of cooking appliances sold domestically and internationally (manufactured by Representative Kenzo Mizunai)

Capable of diverse welding processes – making a mark even in consumer goods

TK Welding Factory offers a comprehensive range of welding services, from standard techniques such as semi-automatic welding, TIG welding, and arc welding, to specialised processes including high-difficulty copper welding, brazing, and gas welding. The company also handles diverse sizes, from small components that fit in the palm of your hand to large, heavy items requiring 2-tonne cranes.
Following the COVID-19 pandemic, the company leveraged its processing expertise to commence manufacturing cookware such as frying pans and pots, thereby expanding into the B2C market. Its commitment to Japanese manufacturing and high technical capabilities spread by word of mouth, and its products are now sold both domestically and internationally.

Advanced Sensitivity and Experience Brought to Life in Welding Round Objects

TK Welding Factory has a strong reputation for welding round objects such as hydraulic cylinders and Shinkansen wheels. These components require high strength to withstand pressure and excellent airtightness, leading to frequent consultations regarding modifications and repairs that other companies find difficult to handle. By selecting the optimal filler material according to the workpiece's material and strictly controlling welding temperatures, the company achieves a high-quality finish.
According to one welding robot manufacturer, automated robotic welding of round objects remains challenging as the process involves rotating the workpiece on a machine during welding. Whilst robot adoption is progressing in the welding industry due to a shortage of young talent, welding conditions vary with even slight changes in temperature or humidity, meaning experience remains crucial. Against this backdrop, the company's meticulous welding technique, where each piece is finished with care, has earned the trust of its customers.

Strengths

The company's signboard has become a symbol of trust.

Representative Kenzo Mizouchi holds a gold medal from the 56th Sakai City Welding Competition held in 2020, in the semi-automatic carbon dioxide arc welding category. The company handles a wide range of welding, from general to specialised applications, and works with various materials, from common iron to special alloys. Much of the work is carried out manually. Customers trust him, stating: ‘We can request welding that other companies refused,’ ‘The finish is quick, saving us time,’ and ‘There are zero defects during post-welding machining.’

Performing advanced welding work with a sense honed through experience

TK Welding Factory has established its own B2C brand, leveraging the welding expertise cultivated through its B2B operations. Its main products include cooking utensils such as iron plates and frying pans, alongside wood-burning stoves. These are crafted by hand using Japanese-made materials. The cooking utensils utilise specialised steel, renowned for its excellent heat conductivity, which enhances the flavour of ingredients and has garnered acclaim.
To raise awareness of Sakai's craftsmanship, a viewing area has been created within the factory. Through workshops and product demonstrations, the company shares the joy of manufacturing.

Message from President

Representative
Kenzo Mizouchi

Our company holds two core management principles and philosophies: ‘Prioritising meticulous workmanship over unit pricing for every single task undertaken,’ and ‘Building forward-looking, enduring relationships with our customers and business partners.’ Furthermore, through fostering relationships across various sectors, we aim to enhance the recognition of ‘Sakai, the town of craftsmanship’ and contribute to regional revitalisation.

Major Equipment

  • Semi-automatic welding machineYD500GR
    Panasonic Connect1 unit
  • Semi-automatic welding machineXD500
    DAIHEN Corporation1 unit
  • TIG welding machineInverter Elecom 300p
    DAIHEN Corporation1 unit
  • Welding PositionerPS-3X-5+WP200
    MATSUMOTO1 unit
  • Arc welding machineKR300
    DAIHEN Corporation1 unit

Company Overview

Company Name
TK Welding Factory
Address
3-2-4 Tsukuno-chō, Nishi Ward, Sakai City
Company President
Representative Kenzo Mizouchi
Founded / Established
October 2015 / -
Number of Employees
1 
Phone
072-267-4194
Fax
072-267-4194
E-mail
tk450factory@gmail.com
Official Website
https://tk-welding-factory.com/