Originally Posted by
Vintage_Cyclist
Screws like the one in the picture are clearly made to use with either Phillips or bladed screwdrivers. I've never had a problem with a bladed screwdriver slipping or damaging the screw head. I've always found a Phillips to not fit right and honestly didn't know about the JIS standard for this. Learn something new every day here!
The dot in 1 quadrant is an indicator that it is a JIS screw and not a Phillips screw.