... If such behaviour was displayed in England they would not be considered insane, they are only treated in such a way in Japan because they have deviated from that cultures social norm. When using this approach to define abnormality you would first have to consider what is normal behaviour for that particular culture otherwise a person could be incorrectly diagnosed as abnormal. Cultural differences are also a problem for the 'Failure to Function Adequately' definition of abnormality. This classification of abnormality involves a person who conforms to their 7 characteristics of the abnormal as having ill mental health. Examples of these characteristics are vividness, unconventionality and observer discomfort. This definition does not state the extent of the characteristic in order for it to be abnormal, for example we could class the Native Americans who perform the sun dance (a ritual which involves ripping ropes out of the chests of dancers) as ...

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