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Domain: CHIKUMASHOBO.CO.JP (2 similar domains)
Query Time: 30 Apr 2026 - 3:49 AM UTC  [11 HRS BACK] [REFRESH]


Registered: 16th April 1999  [27 years, 14 days back]
Updated: 1st May 2025  [11 months, 29 days back]


NAME SERVERS

skydns11.otsuka-office365.jp
skydns12.otsuka-office365.jp
skydns13.otsuka-office365.jp


REGISTRANT CONTACT

Company: Chikuma Shobo Publishing Co.,Ltd.


ADMINISTRATIVE CONTACT

Name: Keiichi Hirakawa (2 domains)
Company: Chikuma Shobo Publishing Co.,Ltd.
Email: [email protected]


TECHNICAL CONTACT

Name: Kazuya Kutami (3,863 domains)
Company: OTSUKA SHOKAI CO.,LTD (68 domains)
Email: [email protected] (218,748 domains)
Phone: 0120-677-275
Fax: 03-3514-7712


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--------------------------------------------------
Generator: x3.autowhois.com
Registry WHOIS: whois.jprs.jp
Query Time: Thu, 30 Apr 2026 03:49:29 +0000
--------------------------------------------------

[ JPRS database provides information on network administration. Its use is    ]
[ restricted to network administration purposes. For further information,     ]
[ use 'whois -h whois.jprs.jp help'. To suppress Japanese output, add'/e'     ]
[ at the end of command, e.g. 'whois -h whois.jprs.jp xxx/e'.                 ]
Domain Information:
a. [Domain Name]                CHIKUMASHOBO.CO.JP
g. [Organization]               Chikuma Shobo Publishing Co.,Ltd.
l. [Organization Type]          Company
m. [Administrative Contact]     KH1477JP
n. [Technical Contact]          KK1960JP
p. [Name Server]                skydns11.otsuka-office365.jp
p. [Name Server]                skydns12.otsuka-office365.jp
p. [Name Server]                skydns13.otsuka-office365.jp
s. [Signing Key]                
[State]                         Connected (2026/04/30)
[Lock Status]                   AgentChangeLocked
[Registered Date]               1999/04/16
[Connected Date]                1999/05/10
[Last Update]                   2025/05/01 01:01:48 (JST)

------------------------------
Administrative Contact Details
------------------------------

Contact Information:
a. [JPNIC Handle]               KH1477JP
c. [Last, First]                Hirakawa, Keiichi
d. [E-Mail]                     [email protected]
g. [Organization]               Chikuma Shobo Publishing Co.,Ltd.
n. [Title]                      Maneger
o. [TEL]                         
p. [FAX]                         
[Last Update]                   2002/06/13 13:45:21 (JST)
                                [email protected]

------------------------------
Technical Contact Details
------------------------------

Contact Information:
a. [JPNIC Handle]               KK1960JP
c. [Last, First]                Kutami, Kazuya
d. [E-Mail]                     [email protected]
g. [Organization]               OTSUKA SHOKAI CO.,LTD
n. [Title]                      Manager
o. [TEL]                        0120-677-275
p. [FAX]                        03-3514-7712
y. [Reply Mail]                 [email protected]
[Last Update]                   2025/05/29 10:44:21 (JST)
                                [email protected]
{
    "status": 1,
    "domain_name": "chikumashobo.co.jp",
    "query_time": "2026-04-30 03:49:29",
    "domain_registered": "yes",
    "create_date": "1999-04-16",
    "update_date": "2025-05-01",
    "registrant_contact": {
        "company_name": "Chikuma Shobo Publishing Co.,Ltd."
    },
    "administrative_contact": {
        "full_name": "Keiichi Hirakawa",
        "company_name": "Chikuma Shobo Publishing Co.,Ltd.",
        "email_address": "[email protected]"
    },
    "technical_contact": {
        "full_name": "Kazuya Kutami",
        "company_name": "OTSUKA SHOKAI CO.,LTD",
        "email_address": "[email protected]",
        "phone_number": "0120-677-275",
        "fax_number": "03-3514-7712"
    },
    "name_servers": [
        "skydns11.otsuka-office365.jp",
        "skydns12.otsuka-office365.jp",
        "skydns13.otsuka-office365.jp"
    ],
    "raw_whois": "--------------------------------------------------\nGenerator: x3.autowhois.com\nRegistry WHOIS: whois.jprs.jp\nQuery Time: Thu, 30 Apr 2026 03:49:29 +0000\n--------------------------------------------------\n\n[ JPRS database provides information on network administration. Its use is    ]\r\n[ restricted to network administration purposes. For further information,     ]\r\n[ use 'whois -h whois.jprs.jp help'. To suppress Japanese output, add'/e'     ]\r\n[ at the end of command, e.g. 'whois -h whois.jprs.jp xxx/e'.                 ]\r\nDomain Information:\r\na. [Domain Name]                CHIKUMASHOBO.CO.JP\r\ng. [Organization]               Chikuma Shobo Publishing Co.,Ltd.\r\nl. [Organization Type]          Company\r\nm. [Administrative Contact]     KH1477JP\r\nn. [Technical Contact]          KK1960JP\r\np. [Name Server]                skydns11.otsuka-office365.jp\r\np. [Name Server]                skydns12.otsuka-office365.jp\r\np. [Name Server]                skydns13.otsuka-office365.jp\r\ns. [Signing Key]                \r\n[State]                         Connected (2026/04/30)\r\n[Lock Status]                   AgentChangeLocked\r\n[Registered Date]               1999/04/16\r\n[Connected Date]                1999/05/10\r\n[Last Update]                   2025/05/01 01:01:48 (JST)\n\n------------------------------\nAdministrative Contact Details\n------------------------------\n\nContact Information:\r\na. [JPNIC Handle]               KH1477JP\r\nc. [Last, First]                Hirakawa, Keiichi\r\nd. [E-Mail]                     [email protected]\r\ng. [Organization]               Chikuma Shobo Publishing Co.,Ltd.\r\nn. [Title]                      Maneger\r\no. [TEL]                         \r\np. [FAX]                         \r\n[Last Update]                   2002/06/13 13:45:21 (JST)\r\n                                [email protected]\n\n------------------------------\nTechnical Contact Details\n------------------------------\n\nContact Information:\r\na. [JPNIC Handle]               KK1960JP\r\nc. [Last, First]                Kutami, Kazuya\r\nd. [E-Mail]                     [email protected]\r\ng. [Organization]               OTSUKA SHOKAI CO.,LTD\r\nn. [Title]                      Manager\r\no. [TEL]                        0120-677-275\r\np. [FAX]                        03-3514-7712\r\ny. [Reply Mail]                 [email protected]\r\n[Last Update]                   2025/05/29 10:44:21 (JST)\r\n                                [email protected]"
}
<?xml version="1.0" encoding="UTF-8"?>
<root>
 <status>1</status>
 <domain_name>chikumashobo.co.jp</domain_name>
 <query_time>2026-04-30 03:49:29</query_time>
 <domain_registered>yes</domain_registered>
 <create_date>1999-04-16</create_date>
 <update_date>2025-05-01</update_date>
 <registrant_contact>
  <company_name>Chikuma Shobo Publishing Co.,Ltd.</company_name>
 </registrant_contact>
 <administrative_contact>
  <full_name>Keiichi Hirakawa</full_name>
  <company_name>Chikuma Shobo Publishing Co.,Ltd.</company_name>
  <email_address>[email protected]</email_address>
 </administrative_contact>
 <technical_contact>
  <full_name>Kazuya Kutami</full_name>
  <company_name>OTSUKA SHOKAI CO.,LTD</company_name>
  <email_address>[email protected]</email_address>
  <phone_number>0120-677-275</phone_number>
  <fax_number>03-3514-7712</fax_number>
 </technical_contact>
 <name_servers>
  <value>skydns11.otsuka-office365.jp</value>
  <value>skydns12.otsuka-office365.jp</value>
  <value>skydns13.otsuka-office365.jp</value>
 </name_servers>
 <raw_whois>--------------------------------------------------
Generator: x3.autowhois.com
Registry WHOIS: whois.jprs.jp
Query Time: Thu, 30 Apr 2026 03:49:29 +0000
--------------------------------------------------

[ JPRS database provides information on network administration. Its use is    ]&#13;
[ restricted to network administration purposes. For further information,     ]&#13;
[ use 'whois -h whois.jprs.jp help'. To suppress Japanese output, add'/e'     ]&#13;
[ at the end of command, e.g. 'whois -h whois.jprs.jp xxx/e'.                 ]&#13;
Domain Information:&#13;
a. [Domain Name]                CHIKUMASHOBO.CO.JP&#13;
g. [Organization]               Chikuma Shobo Publishing Co.,Ltd.&#13;
l. [Organization Type]          Company&#13;
m. [Administrative Contact]     KH1477JP&#13;
n. [Technical Contact]          KK1960JP&#13;
p. [Name Server]                skydns11.otsuka-office365.jp&#13;
p. [Name Server]                skydns12.otsuka-office365.jp&#13;
p. [Name Server]                skydns13.otsuka-office365.jp&#13;
s. [Signing Key]                &#13;
[State]                         Connected (2026/04/30)&#13;
[Lock Status]                   AgentChangeLocked&#13;
[Registered Date]               1999/04/16&#13;
[Connected Date]                1999/05/10&#13;
[Last Update]                   2025/05/01 01:01:48 (JST)

------------------------------
Administrative Contact Details
------------------------------

Contact Information:&#13;
a. [JPNIC Handle]               KH1477JP&#13;
c. [Last, First]                Hirakawa, Keiichi&#13;
d. [E-Mail]                     [email protected]&#13;
g. [Organization]               Chikuma Shobo Publishing Co.,Ltd.&#13;
n. [Title]                      Maneger&#13;
o. [TEL]                         &#13;
p. [FAX]                         &#13;
[Last Update]                   2002/06/13 13:45:21 (JST)&#13;
                                [email protected]

------------------------------
Technical Contact Details
------------------------------

Contact Information:&#13;
a. [JPNIC Handle]               KK1960JP&#13;
c. [Last, First]                Kutami, Kazuya&#13;
d. [E-Mail]                     [email protected]&#13;
g. [Organization]               OTSUKA SHOKAI CO.,LTD&#13;
n. [Title]                      Manager&#13;
o. [TEL]                        0120-677-275&#13;
p. [FAX]                        03-3514-7712&#13;
y. [Reply Mail]                 [email protected]&#13;
[Last Update]                   2025/05/29 10:44:21 (JST)&#13;
                                [email protected]</raw_whois>
</root>

Whois API Demo

Whois Lookup API

You can fetch the above results using our Whois Lookup API.

https://api.whoxy.com/?key=xxxxx&whois=chikumashobo.co.jp

Whois API digs into WHOIS registry referral chains until the correct WHOIS servers are found, for the most complete WHOIS data.
Our WHOIS parser converts WHOIS data into well-structured fields (XML & JSON), which can easily be read by your application.
Whois API supports a total of 2026 Domain Extensions (gTLDs, ccTLDs & new gTLDs), ensuring all domains are supported.

Sample Output: JSON SchemaXML SchemaJSON Live ResultsXML Live Results

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Who owned chikumashobo.co.jp in the past? (2 records)

23 JUN 2015

Company: Chikuma Shobo Publishing Co.,Ltd.
Nameservers: skydns01.otsuka-office365.jp, skydns02.otsuka-office365.jp, skydns03.otsuka-office365.jp

31 MAR 2024

Company: Chikuma Shobo Publishing Co.,Ltd.
Nameservers: skydns11.otsuka-office365.jp, skydns12.otsuka-office365.jp, skydns13.otsuka-office365.jp  UPDATED

Whois History API returns all the historical WHOIS records of a domain name. For more details, please visit https://www.whoxy.com/whois-history/