A.B.C-Z will release their 12th single "Graceful Runner" on June 29.

"Graceful Runner" is a rock number written and composed by Kusano Kayoko, who also wrote "Hibana Addiction" that was included in their best-of album "BEST OF A.B.C-Z" (released in February). The lyrics were written based on the interview footage that was included in the best-of album. 

The single will be available in 3 versions: Limited Edition A, Limited Edition B, and Regular Edition. Each type will come with different coupling tracks. In addition, Limited Edition A will come with a DVD containing the MV and making-of footage for "Graceful Runner," and the Limited Edition B DVD will include a variety footage titled 'A.B.C-Z 10 Shunen Ima, Bokutachi ga Omoukoto.'