| Kind of driving support | Support Content | |
| Attention Awaking | Timing: TTC to a stop line is 5 s. | |
| Voice: “There is an intersection with a stop sign.” | ||
| Motion: Pointing ahead by the left arm while slightly turning around toward the driver | ||
| Revising suggestion of driving operation | Speed reduction | Timing: TTC to a stop line is between 2 s to 5 s |
| Voice text: none | ||
| Motion: Moving the right arm up and down twice | ||
| Safe confirmation | Timing: Within 2 m from a stop line | |
| Voice: none | ||
| Motion: Turning the robot toward the specified direction | ||