So, as an extreme case, should we jail Asian Americans because of the crimes of Unit 731? They're part of the same group, no? One quibble with the word 'group'

So, as an extreme case, should we jail Asian Americans because of the crimes of Unit 731? They're part of the same group, no? One quibble with the word 'group' there, too: Ethnic groups are reference categories, not groups in the sense it'd make sense to think of groups as eg. decisionmaking entities that can be responsible for something.