Overview
A 13-digit Corporate Number (法人番号) automatically assigned by the NTA after registration. No application required. Must be entered on various notification forms.
Schedule
Event-triggered: Auto-assigned after registration (arrives within days)
Applicability
- Applicable to: Kabushiki Kaisha (KK), Godo Kaisha (GK)
Authority
No application needed (notified by NTA)
申請不要（国税庁から通知）
Additional Details
Within a few days of registration completion, the NTA notifies you by mail of your 13-digit Corporate Number (法人番号). The Corporate Number is used for: • Various notifications to the tax office • Electronic filing via e-Tax and eLTax • GBizID registration • Notification to business partners It is published on the Corporate Number Publication Site linked to your company name and address. This is different from My Number (個人番号).