| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | bicycle helmet | Japan | More commonly used in recreational cycling rather than for commuting | 1 |
| 2 | football helmet | Japan | Uncommon in traditional Japanese sports like sumo wrestling or judo | 1 |
| 3 | motorbike helmet | Japan | Considered essential for safety and often brightly colored to enhance visibility | 1 |
| 4 | safety helmet | Japan | In Japan, wearing safety helmets is commonly seen in workplaces like construction sites and factories as a safety measure. | 1 |
| 5 | safety helmets | Japan | Also commonly worn in earthquake-prone areas for protection against falling debris | 1 |