| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | portable shower head | Japan | Less common due to bath culture centered around soaking in a tub | 1 |
| 2 | portable shower head | Japan | Uncommon due to the widespread use of traditional fixed shower heads in bathrooms | 1 |
| 3 | shower head | Japan | In Japan and South Korea, the shower head is often a high-tech device with built-in water-saving features, adjustable temperature settings, and massage functions. | 1 |
| 4 | shower head | Japan | May include built-in water filtration systems to ensure clean water for bathing | 1 |
| 5 | shower head | Japan | Shower head with water-saving and energy-efficient features is popular | 1 |