Boichi's take on One Piece between chapters 51 and 52 with a fight between Zoro and Mihawk. The one-shot was created in celebration of the series' 22nd anniversary.

Oneshot that led to the series One Piece.

*Note: There are actually 3 versions of Romance Dawn that were written: This one was written first, then the one featured in Wanted!, and then the final version that is officially part of One Piece.

Special Extra Story of One Piece 

4 koma anthology
ASHIHARA Daisuke
ASO Shuuichi
KAITO
KOMI Naoshi
KUBO Tite
NUMA Shun
ODA Eiichiro
SHIMABUKURO Mitsutoshi
SORACHI Hideaki
TABATA Yuuki

Before the Pirate King was executed, he dared the many pirates of the world to seek out the fortune that he left behind in one piece.
As a child, Monkey D. Luffy dreamed of becoming the King of the Pirates. But his life changed when he accidentally gained the power to stretch like rubber...at the cost of never being able to swim again! Now Luffy, with the help of a motley collection of nakama, is setting off in search of "One Piece", said to be the greatest treasure in the world.

Note: The best-selling series in manga history.

Was a finalist for the Tezuka Osamu Cultural Prize from 2000 to 2002. The German translation of Vol 44 won the Sondermann audience award at the Frankfurt Book Fair Comics Centre in 2005.
Won the 41st Japan Cartoonists Association Award Grand Prize alongside Neko Darake in 2012.