The legal affairs bureau keeps the commercial register: company incorporation and every change to it. Which one you deal with depends on where the workplace is.
What employers file there
- Incorporation (設立登記), and branch registration for a foreign company (外国会社の登記)
- Changes of directors or the representative director, within two weeks
- Head office relocation, change of name, purpose or capital
- Certificates of registered matters and seal certificates: from any bureau, or online
Tokyo: offices and the areas they cover
Yokohama: offices and the areas they cover
| Office | Covers | Phone |
|---|---|---|
| Yokohama District Legal Affairs Bureau | Tsurumi, Kanagawa, Nishi, Naka, Minami, Konan, Hodogaya, Asahi, Isogo, Kanazawa, Kohoku, Midori, Aoba, Tsuzuki, Totsuka, Sakae, Izumi, Seya | 045-641-7461 |
Kawasaki: offices and the areas they cover
| Office | Covers | Phone |
|---|---|---|
| Yokohama District Legal Affairs Bureau | Kawasaki, Saiwai, Nakahara, Takatsu, Miyamae, Tama, Asao | 045-641-7461 |
Osaka: offices and the areas they cover
| Office | Covers | Phone |
|---|---|---|
| Osaka Legal Affairs Bureau | Kita, Miyakojima, Fukushima, Konohana, Chuo, Nishi, Minato, Taisho, Tennoji, Naniwa, Nishiyodogawa, Yodogawa, Higashiyodogawa, Higashinari, Ikuno, Asahi, Joto, Tsurumi, Abeno, Suminoe, Sumiyoshi, Higashisumiyoshi, Hirano, Nishinari | 06-6942-1480 |
Jurisdictions checked against each office's official site on 21 October 2026. Offices merge and move: confirm on the official page before you file.
Want someone to file for you? English-speaking sharoushi and employment lawyers, payroll and EOR providers and visa specialists are in the HR Service Directory. What is changing, and when: the Labour Law Tracker and the HR calendar.