Total Recommendations: 2
If you liked
Hayate no Gotoku!
|
...then you might like
Kuroshitsuji
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Hayate no Gotoku is pretty similar, instead of a 12 year-old boy the butler in Hayate protects and serves a 13 year-old girl
If you liked
GTO
|
...then you might like
The Breaker
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Both deal with a bad ass teacher. They even save someone from jumping off the rooftop in a similar way.