Science Fiction and Fantasy Writers of Japan, or SFWJ (Japanese official name: 日本SF作家クラブ, Nihon SF Sakka Club) is an organization of SF-related people, professional or semi-professional.
Translator, editor, artist, creator, or promoter/ contributor in various genres in relation with SF and/or fantasy, professional or semi-professional, is granted to be a member, if a candidate is acknowledged by the organization.
The founder members are 11 persons who are Takashi Ishikawa, Sakyo Komatsu, Tetsurō Kawamura, Morihiro Saitō (JA), Hakukō Saitō, Ryo Hanmura, Masami Fukushima, Shinichi Hoshi, Ryu Mitsuse, Yū Mori (Hiroshi Minamiyama JA) and Tetsu Yano.
[4] The club was a friendship group and the secretariat was located at Hayakawa Publishing, Tokyo at first.
After the death of Fukushima in 1976, Shin'ichi Hoshi took office as president of the club.