.CO.JP

Name: .CO.JP — TLD Knowledge Base
Creator: JPRS

Japan

JPRS · SubTLD · Updated 2026-09-10

ConditionalIDN

Specifications

Zone: co.jp
Registration: Standard (manual processing)
Registration period: 1 year
Character length: 1-63
IPv6: Yes
Nameservers: 2-7 nameservers
Transfer time: 2-step
Auth code format: Standard EPP
Redemption period: 20 d
Handle updates: Yes
WHOIS update: Standard
WHOIS server: whois.jprs.jp
Connection: Direct
Data set: ccTLD
Trustee for: ADMINC
Auth code: Yes

Eligibility & Restrictions

Generic .JP: open to anyone; non-Japanese registrants may use local presence service. .CO.JP: Japanese registered companies only (toukibotouhon required; only 1 domain per company). .NE.JP/.GR.JP: local presence required. All contacts must have Japanese address.

.CO.JP: only 1 domain per company. Toukibotouhon (government-issued company registration document) required.

Registration

Registry allows up to 2 years. We currently offer 1 year. Local presence service widely used by non-Japanese registrants.

Transfer Procedure

Two-step auth: (1) registrant authorization email from registry; (2) registry sends second request to current registrar. Registrant must notify current registrar before transfer. If local presence service used: must update owner to Japanese address at new registrar BEFORE transfer-out.

Transfer blocked if local presence service active. Must update owner to Japanese address first.

📘 ICANN Transfer Policy (IRTP) — See ICANN Transfer Policy for the full IRTP framework, auth code rules, 60-day lock periods, and TEAC.

Registrant Change

If updated owner address in Japan: name and address updated at registry. If outside Japan: only name, organisation, email updated; address uses local presence service address.

📘 ICANN OwnerChange (COR) — See ICANN OwnerChange for COR triggers, FOA/DA modes, 60-day lock, and opt-out.

Renewal & Deletion

Standard.

📘 ICANN ERRP — See ICANN ERRP for the standard gTLD expiry lifecycle (Auto-Renew Grace → RGP → Pending Delete → Released).

Restore / Redemption Grace Period

Grace period exists. Drop-catching services available for expired .JP domains.

📘 ICANN ERRP — See ICANN ERRP for RGP details and standard restore fees.

WHOIS / Privacy

Owner address not displayed in public WHOIS. IDN supported (Japanese characters).

📘 ICANN Registration Data Policy — See Registration Data Policy for RDP 2025, RDAP, redaction defaults, and privacy/proxy rules.

NIS2 Compliance

N/A. Japan not subject to EU NIS2.

📘 NIS2 Compliance — See NIS2 Compliance for Article 28 requirements, registry implementation status, and operational impact.

Known Error Codes & Notes

Local presence block: Transfer blocked if local presence service active. Must update owner address first.
.CO.JP limit: 1 domain per company. Toukibotouhon required within 6 months.
.NE.JP/.GR.JP: Inkanshoumeisho required; transfers-out require Japan residence + $40 JPRS fee.

Data controllers

Japan Registry Services Co., Ltd. (org) Chiyoda First Bldg. East 13F, 3-8-1 Nishi-Kanda, Chiyoda-ku Tokyo 101-0065, Japan
Japan Registry Services Co., Ltd. — Koki Higashida (admin) Chiyoda First Bldg. East 13F, 3-8-1 Nishi-Kanda, Chiyoda-ku Tokyo 101-0065, Japan

Error codes

EF00803
EF01017
EF03008
EF00512
EF01008
EF01009
EF03005
EF01002
EF03007
EF03006
EF01075
EF03011
EF01055
EF03010
EF01095
EF01074
EF0103118
EF02070

Required fields

techc/email
ownerc/email
adminc/email

Restrictions

Limited number of domains per registrant.
Local domain owner (OwnerC) required (office/residence).
Confirmation required. Copy of commercial licence (companies) or copy of Identity Card (individuals).
Domain name has to be very close to company name.
Local domain administrator (AdminC) required.

Root nameservers

B.DNS.JP
D.DNS.JP
A.DNS.JP
C.DNS.JP
E.DNS.JP
F.DNS.JP
G.DNS.JP
H.DNS.JP

Tasks (API)

update · available · chargeable · manual
restoreRenew · available · manual
restoreNE · available · manual
transfer · available · chargeable · manual · AuthInfo required
restore · available · chargeable · manual
preack · available · manual
delete · available · manual
create · available · chargeable · manual

API

Domain Create

POST https://api.autodns.com/v1/domain

{
  "name": "example.co.jp",
  "ownerc": {
    "id": 23142212
  },
  "adminc": {
    "id": 23142212
  },
  "techc": {
    "id": 23142212
  },
  "nameServers": [
    {
      "name": "ns1.example.com"
    },
    {
      "name": "ns2.example.com"
    }
  ],
  "confirmOrder": false
}

⚠ All contacts must have Japanese address. Local presence service widely used.

Domain Transfer

POST https://api.autodns.com/v1/domain/_transfer

{
  "name": "example.co.jp",
  "auth": "(AUTH_CODE)"
}

⚠ Two-step: registrant email + registrar approval. Blocked if local presence active.

Create AuthInfo1

POST https://api.autodns.com/v1/domain/example.co.jp/_authinfo1

Standard EPP. Two-stage process.

Domain Restore

POST https://api.autodns.com/v1/domain/example.co.jp/_restore