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A work intended and primarily written for males. These works usually involve fighting and/or violence.

If a character in the story goes on a trip or along that line, your best bet is that it is an adventure manga. Otherwise, it's up to your personal prejudice on this case.

Anything that involves, but not limited to, magic, dream world, and fairy tales.

A dramatic work that is light and often humorous or satirical in tone and that usually contains a happy resolution of the thematic conflict.

Any love related story. We will define love as between man and woman in this case. Other than that, it is up to your own imagination of what love is.

Having a major setting of the story deal with some type of school.