noun
right of appeal
Legal term referring to the right to appeal a court decision to a higher court.
被告は控訴権を行使して高裁に訴えた。
The defendant exercised the right of appeal and brought the case to the high court.
上告 is an appeal to the Supreme Court, whereas 控訴 is an appeal to a higher court in general.
Compound of 控訴 (appeal) and 権 (right).