One significant difference between the U$.$S$.$ and Japanese culture is the love and respect the Japanese give their elders. A service provider who is trying to cater to the needs of the elderly might talk to some Japanese$-$Americans to gather some ideas on how to improve service quality. The cultural difference should make the service provider view providing service to the elderly from a different perspective. This sort of service research is called

Multiple Choice

multicultural surveys.

requirements research.

process checkpoint evaluations.

diversity studies.

market$-$oriented ethnography.