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A national haiku contest for high school students run by Kanagawa University, judged by leading haiku poets; each entry is a set of three original haiku.
Known as a gateway for young haiku poets. In 2026 the judges were Yufuko Onda, Sayaka Kanno, Kai Hasegawa and Shinichi Wakai. Prizes in 2026: 5 Grand Prizes (certificate, 50,000-yen scholarship, souvenir), 4 Judges' Prizes (30,000-yen scholarship), about 65 Selected Works (5,000-yen book card), plus single-haiku awards and school group awards. Winning works are published in the anthology '17-on no Seishun'. The 28th edition (2025) drew 10,004 entries from 266 schools.