Desc: 7 Viên Ngọc Rồng: Cuộc Phiêu Lưu Huyền Bí: Directed by Kazuhisa Takenouchi. With Masako Nozawa, Mami Koyama, Tôru Furuya, Hiromi Tsuru. Goku and Krillin are invited to participate in a martial arts tournament taking place in the country of Mifan, where a desperate emperor needs help.