Winter in Japan, which is narrow and has a lot of traffic, is very dangerous.
Because the frozen road surface is very slippery.
Japanese winter tires are very good.
However, overseas winter tires are not defeated either!

Stopping distance of 40km / h
Cornering performance is 30km / h

NANKANG AW-1
Continental ContiVikingContact6
BRIDGESTONE BLIZZAK VRX2
MICHELIN X-ICE 3+
DUNLOP WINTER MAXX 03
YOKOHAMA iceGUARD 6