J-PARC Center  Users Office
Office hour: Monday-Friday 9:00-17:00
CLOSE: Saturday, Sunday, National holiday,
TEL: +81-29-284-3398 / FAX: +81-29-284-3286
E-mail:
* Attachment files are up to 4MB.

Application for network use

 J-PARC LAN (JLAN) connection (Two or three weeks required to be completed the registration)

  If you need to access JLAN intranet for data analysis or other purposes, please apply for JLAN.

You must complete following two steps and PC security check.

* It takes Two or three weeks to complete, Users Office suggests you to make early application.

 JLAN-VPN application

  We provide VPN access to JLAN from the internet. ( For details )

However using VPN by J-PARC users are only permitted when the use is recognized as necessary for J-PARC operation or so on.


  If you wish to apply for VPN connection to JLAN, please fill out necessary information and copy and paste the form to body of your e-mail text. Please send it to Users Office ().

Please send the oath of VPN use with signature to Users Office by fax (+81-29-284-3286) or attached e-mail.

* It takes two or three weeks to complete, Users Office suggests you to make early application.

 Network use application at Tsukuba campus (only for KEK users)

  If you wish to bring your PC and use wireless LAN at KEK Tsukuba campus, Please submit "Application for Wireless LAN access (Tsukuba Campus)" from User Portal.


If you have any questions, please contact us at JLAN-support office.
tel: +81-29-284-3631