The problem is TokenProxy model is registered in admin site
admin.site.register(TokenProxy, TokenAdmin)
but there is lack of translation for verbose_name in TokenProxy's meta class
class TokenProxy(Token):
"""
Proxy mapping pk to user pk for use in admin.
"""
@property
def pk(self):
return self.user_id
class Meta:
proxy = 'rest_framework.authtoken' in settings.INSTALLED_APPS
abstract = 'rest_framework.authtoken' not in settings.INSTALLED_APPS
verbose_name = "token"
so translation looks like

instead of
