"助手席" (joshu-seki) is a Japanese term that translates to "passenger seat" in English. It refers to the seat located next to the driver in a vehicle. This seat is designed for passengers and often includes features like seat belts and adjustable positions for comfort. In many cars, the助手席 can also have controls for the air conditioning and audio system, allowing the passenger to influence the driving experience. It is an important part of vehicle design, ensuring safety and comfort for those traveling alongside the driver.