Ranma 1/2 (InstanceTopic, 10)

From Compile Worlds

Ranma 1/2 is a manga slash anime series which revolves around the the titular character and his amazing curse/ability to change genders on exposure to water, which is thanks to his father who shares a similar curse, just replace "girl" to "panda". Needless to say, this makes for all sorts of various shenanigans. It also is one of the few Manga Chao actually knows and can document on this site.