Volume 18

Volume 18 is titled "Introducing Ace".

Chapters

 * 0156. Okama Weather
 * 0157. Introducing Ace
 * 0158. Arriving in Alabasta
 * 0159. Come On
 * 0160. Spiders Cafe, 8 o'clock
 * 0161. The Green Town, Erumalu
 * 0162. Adventure in the Kingdom of Sand
 * 0163. Yuba, the Rebel Town
 * 0164. I Love This Country
 * 0165. Plan: Utopia
 * 0166. Luffy VS Vivi