I could recommend Tripeace. I find it good, great story, funny.... and I'm sure you will enjoy it.
http://www.citymanga.com/tripeace/
If not Tripeace then Samurai High School is a great Manga to read. Its funny as well and also has a great story.
http://www.citymanga.com/samurai_high_school/
http://www.citymanga.com/tripeace/
If not Tripeace then Samurai High School is a great Manga to read. Its funny as well and also has a great story.
http://www.citymanga.com/samurai_high_school/