Where employers file
Labour Standards Inspection Offices: which one covers you
Tokyo 23 wards, Yokohama, Kawasaki and Osaka city
The labour standards inspection office enforces the Labour Standards Act and the Industrial Safety and Health Act, and handles workers' accident insurance. Which one you deal with depends on where the workplace is.
What employers file there
- The 36 agreement (overtime and holiday work agreement), before any overtime is worked, and each renewal
- Work rules, for workplaces with 10 or more employees, and every change, with the employee representative's written opinion
- Notice of start of business (適用事業報告) when you first hire
- Labour insurance registration (保険関係成立届) for a new business, and the annual labour insurance declaration
- Workers' accident insurance claims, and reports of workplace injuries
- Annual health-check results report, for workplaces with 50 or more workers
Tokyo: offices and the areas they cover
| Office | Covers | Phone |
|---|
| Chuo Labour Standards Inspection Office | Chiyoda, Chuo, Bunkyo | 03-5803-7381 |
| Ueno Labour Standards Inspection Office | Taito | 03-6872-1230 |
| Mita Labour Standards Inspection Office | Minato | 03-3452-5473 |
| Shinagawa Labour Standards Inspection Office | Shinagawa, Meguro | 03-3443-5742 |
| Ota Labour Standards Inspection Office | Ota | 03-3732-0174 |
| Shibuya Labour Standards Inspection Office | Shibuya, Setagaya | 03-3780-6527 |
| Shinjuku Labour Standards Inspection Office | Shinjuku, Nakano, Suginami | 03-3361-3949 |
| Ikebukuro Labour Standards Inspection Office | Toshima, Itabashi, Nerima | 03-3971-1257 |
| Oji Labour Standards Inspection Office | Kita | 03-6679-0183 |
| Adachi Labour Standards Inspection Office | Adachi, Arakawa | 03-3882-1188 |
| Mukojima Labour Standards Inspection Office | Sumida, Katsushika | 03-5630-1031 |
| Kameido Labour Standards Inspection Office | Koto | 03-3637-8130 |
| Edogawa Labour Standards Inspection Office | Edogawa | 03-6681-8212 |
Yokohama: offices and the areas they cover
| Office | Covers | Phone |
|---|
| Yokohama Minami Labour Standards Inspection Office | Naka, Minami, Isogo, Konan, Kanazawa | 045-211-7374 |
| Tsurumi Labour Standards Inspection Office | Tsurumi (part) | 045-501-4968 |
| Yokohama Nishi Labour Standards Inspection Office | Totsuka, Sakae, Izumi, Asahi, Seya, Hodogaya | 045-332-9311 |
| Yokohama Kita Labour Standards Inspection Office | Nishi, Kanagawa, Kohoku, Midori, Aoba, Tsuzuki | 045-474-1251 |
| Kawasaki Minami Labour Standards Inspection Office | Tsurumi (part) | 044-244-1271 |
Kawasaki: offices and the areas they cover
Osaka: offices and the areas they cover
| Office | Covers | Phone |
|---|
| Osaka Chuo Labour Standards Inspection Office | Chuo, Higashinari, Joto, Tennoji, Naniwa, Ikuno, Tsurumi | 06-7669-8726 |
| Tenma Labour Standards Inspection Office | Kita, Miyakojima, Asahi | 06-7713-2003 |
| Osaka Minami Labour Standards Inspection Office | Suminoe, Sumiyoshi, Nishinari, Abeno, Higashisumiyoshi, Hirano | 06-7688-5580 |
| Osaka Nishi Labour Standards Inspection Office | Nishi, Minato, Taisho | 06-7713-2021 |
| Nishinoda Labour Standards Inspection Office | Konohana, Nishiyodogawa, Fukushima | 06-7669-8787 |
| Yodogawa Labour Standards Inspection Office | Higashiyodogawa, Yodogawa | 06-7668-0268 |
Jurisdictions checked against each office's official site on 21 October 2026. Offices merge and move: confirm on the official page before you file.