The trial system related to IPR is a three instance procedure which consists of the Industrial Property Tribunal (IPT), the Patent Court and the Supreme Court.
It's purpose is to promote and strengthen the protection of IPR while guaranteeing fair and prompt settlements of IPR-related disputes. Specific explanations on IPT and the Trial System are as follows ; 　

The Industrial Property Tribunal consists of 13 Collegial Bodies for Trials, and the Tribunal Administrative Office. A Collegial Body is composed of 3 trial judges who will conduct a trial. Meanwhile, the Tribunal Administrative Office is responsible for receiving documents, formalities examination, litigation proceedings, etc. 　

There are 13 Collegial Bodies responsible for Trials (Each Collegial Body consists of three trial judges: The Chief Trial Judge and two Trial Judges).

The three trial judges in a collegial body make decisions by a majority vote (in case of a matter of gravity, a collegial body may expand into five trial judges including the President of the Industrial Property Tribunal).