Emperor's Cup and Empress' Cup All Japan Volleyball Championship (天皇杯・皇后杯全日本バレーボール選手権大会, Tennōhai Kōgōhai Zen Nippon Volleyball Senshuken Taikai) is a Japanese volleyball competition that was established in 2007. It is organized by the Japan Volleyball Association.

The word Tennō (天皇) means the Emperor of Japan, and the term Kōgō (皇后) is the Empress of Japan. The Tennō Kōgō Commemorative Cup is given to the champion of the tournament. The Commemorative Cup was given to the winner of the Kurowashiki All Japan Volleyball Championship until 2006.

The Japan Empress Cup is a prestigious annual volleyball tournament that showcases the best talent in the sport, featuring both men's and women's teams from across the nation. Established to honor the legacy of volleyball in Japan, the tournament attracts top-tier clubs and rising stars, making it a highlight of the Japanese sports calendar.

Held in various cities throughout Japan, the Empress Cup is known for its electrifying atmosphere, passionate fans, and high-stakes competition. Teams compete not only for the coveted trophy but also for the honor of being crowned champions in front of a vibrant audience. The tournament typically spans several weeks, culminating in an exciting final match that draws significant media attention and fanfare.

In addition to the thrilling matches, the Japan Empress Cup promotes sportsmanship, teamwork, and community engagement, with various events and activities designed to inspire young athletes and volleyball enthusiasts. As a celebration of skill, dedication, and the spirit of competition, the Japan Empress Cup continues to be a cornerstone of Japan's rich volleyball tradition.