Eiichiro Oda
Shimabukuro collaborated with Eiichiro Oda, author of "One Piece", for a crossover one-shot of their series titled , which ran in the April 4, 2011 issue of "Weekly Shōnen Jump". There is also a spin-off manga series titled , written by Toshinori Takayama and illustrated by Akitsugu Mizumoto. It was serialized in "Saikyō Jump" from December 3, 2010 to December 2, 2016, with the chapters collected into 9 "tankōbon" between April 4, 2012 and December 31, 2016.