Noriaki Kasai (葛西 紀明 Kasai Noriaki, born 6 June 1972) is a legendary Japanese ski jumper. He started his World Cup career in 1989, and won his first World Cup event in 1992, which also counted as a victory in World Ski-Flying Championships. That was the year he took part in his first Winter Olympic Games in Albertville 1992. Two years later in Lillehammer, he won Olympic silver in the team competition, being alongside Jinya Nishikata, Takanobu Okabe, and Masahiko Harada.