Because their dedication to their work is unparalleled.
It's worth raising
nonaka inc.,, Ltd. in Saitama Prefecture began accepting foreign nationals in 2008 and continues to employ many foreigners today. This time, we introduce the voices of the company's representative, Mr. Nonaka, and three Vietnamese employees. (Interview conducted on June 27, 2025)
Company Profile
| Location: | 5-3-11 Ogimachi, Iruma City, Saitama Prefecture |
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| Business details: | Reinforcing bar construction /assembly work, etc. |
| Number of employees: | 27 people |
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Acceptance status
Specified Skills: 7 people Technical Intern Training: 6 people (Vietnamese, Indonesian) |
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| Website: | https://nonaka-inc.com/ |
| Initial setup: | Accommodation provided, complete set of home appliances, Wi-Fi access, dishes, pots and pans, lunch boxes, water bottles, bedding, etc. Transportation to each work site. |
Salary Image
- 特定技能(月額基本給)
約28万円
* Qualification acquisition allowance available - Technical Intern Training (Monthly Basic Salary)
Approximately 170,000 yen
Interview Host Companies
Chairman and Representative Director
Hiroaki Nonaka
What prompted you to start accepting them?
We started accepting workers in 2008. At the time, I was concerned about the working conditions in the construction industry. I began to think that wages and holidays were not as attractive as other jobs, and I felt a sense of crisis that if this situation continued, the number of people entering the construction industry would decrease at an accelerating rate. So, as one of the various options, we started accepting workers on a trial basis.
What was the employees' reaction to the adoption?
Some Japanese craftsmen expressed concerns, saying things like, "We're worried that they might get injured because they can't communicate." So, we made sure that a Japanese person was always assigned to them at the beginning, providing one-on-one guidance. We also focused on ensuring they could work safely, such as teaching them about safety signs right away on site.
What are your thoughts on player development?
At our company, we communicate a career model for rebar construction workers to our employees. We clearly outline the qualifications required to progress from skilled worker to team leader, group leader, construction manager, construction department manager, and finally to executive, ensuring that employees understand their career advancement within our company. Naturally, we want our Vietnamese and Indonesian employees to follow the same path. Currently, we have three Specified Skilled Worker (ii), and we are in the process of creating a system and environment that will allow them to work with us for the long term.
Please provide a message for companies planning to implement this system.
First and foremost, it's crucial to understand that you shouldn't view this as simply "cheap labor." Approaching it that way will inevitably lead to various problems. However, if you adopt the exact opposite approach—receiving them as "talent that will be nurtured and become a core part of the company"—they will respond positively. If you approach this with the mindset of welcoming diligent, serious, and talented individuals who will stay with you for at least three years, and potentially ten years or more, I believe you will achieve excellent results.
Voices from those working on-site
We spoke to three Vietnamese employees of the company about their work and life in Japan, as well as their future goals.
ダイソン
It's reassuring to know that my seniors will help me out if I'm in trouble!
When DAI SON Specified Skilled Worker (ii), first arrived in Japan, he was troubled by delivery notices. He didn't know how to request redelivery. "I took the notice to the company, and a senior colleague kindly drove me to the post office, which was a great help." With a newborn child, he is determined to work even harder. "My dream is to buy a house in Vietnam someday!"
HIJONG
I teach my juniors my job in Japanese, regardless of their nationality.
27歳のフォンさんは特定技能1号で、今では後輩に仕事を教える立場です。日本人やインドネシア人にも仕事を教えることがあるそうです。「日本語で教えるのですが、まだ言葉がつたないインドネシア人だと苦労しています」。カラオケが大好きで、休日は歌いに行くこともあるのだとか。「日本の歌も大好きで、アニメの主題歌を歌えるようになりたいです」。
ティップ
I will definitely become Specified Skilled Worker (ⅱ) to live up to the expectations of my supportive seniors!
TIEP, a father of two, is currently studying to become Specified Skilled Worker (ⅱ). He says he's receiving support from senior colleagues to help him pass the exam. "I'm studying using materials I get from people who have already transitioned to Type 2." He is a devout Christian and attends church on Sundays. "Mass is the same all over the world, so it's fine even if it's in Japanese." His company is understanding, so it doesn't interfere with his faith.




