one is yamakagashi (Rhabdophis tigrinus), tiger keelback.
the other one is mamushi (Gloydius blomhoffii), japanese copperhead, it's very popular and famous poisonous snake in japan.
it looks short, small, and have unique pattern.
volume of poison is a little, but strong.
mamushi pit-viper
beautiful snake.
i cought a young mamushi on road in front of my house and released soon after that.
'cause it is illegal to keep poisonus snakes in japan.
winter has come, snakes going into hibernation