 If you liked
Kami no Tou
|
 ...then you might like
Tsue to Tsurugi no Wistoria
|
Children with special abilities strive to climb the tower.
Both maincharacters are following their loved one even though not having any ability.
Both animes have a theme of combats even though in Kami no Tou the characters have to compete with each other rather than against a shared enemy.