Tanka Joto!

The setting is a new era where delinquents (yankees) settle their scores with tanka (a Japanese form of poetry). Since a strong "Song Power" (karyoku), combining creativity, technical skill, and expression, is emitted, the delinquents eventually started clashing with tanka instead of fists. Koga Narumi, a transfer student, ends up challenging a tanka battle after helping a classmate who was being harassed by a delinquent...