Night Wizard the Animation
Fate/Stay Night (Shounen I suppose?)
Kekkaishi
Utawarerumono
But..but.. they have good storyline..
Hayate no Gotoku! (Hayate the Combat Butler) [The action is so damn random..]
Kimiaru : They are my noble masters
Some others you might love :
Rosario+Vampire (Airing, currently on episode 3)
Prism Ark
Need reviews? :X