| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | business class | Japan | Emphasizes privacy and space, often accompanied by high-level service | 1 |
| 2 | business class travel | Japan | Commonly used by business travelers for long-haul flights to maintain productivity and comfort | 1 |
| 3 | class structure | Japan | Class structure is influenced by a strong work ethic and emphasis on professionalism, with a formal and hierarchical business culture. | 1 |
| 4 | class system | Japan | The class system is influenced by traditional concepts such as the caste-like 'koseki' family registration system. | 1 |