Arahan (Hangul: 아라한 장풍 대작전; RR: Arahan jangpung daejakjeon) is a 2004 South Korean film. The film was the third feature film directed by Ryoo Seung-wan and stars the director's brother Ryoo Seung-bum along with Yoon So-yi, Ahn Sung-ki and Jung Doo-hong. The film was a relative commercial success, selling over 2 million tickets domestically, but wasn't as well received by critics as Ryoo Seung-wan's previous films.