What is that? Road signs

Carl Uncle's Playlist "War" https://youtube.com/playlist?list=PLExYk9RmM6rN61fDWVOyrDaAfwRT8zh3ghttps://youtube.com/playlist?list=PLDrdPnMep-QNgTWSgXQZkvwS4c91hV-mI1080p HDCarl Uncle's comedy video. Please don't watch it seriously.Thank you for watching and subscribing.Carl Uncle's 1st Channel https://www.youtube.com/channel/UCcMMFgjDCdrVG8ixfWU6k3g/?sub_confirmation=1Carl Uncle's 2nd Channel https://www.youtube.com/channel/UC53U1XlFJXUdmutyCupzpPA/?sub_confirmation=1Carl Uncle's 3rd Channel https://www.youtube.com/channel/UCQKW7fP6Tok22ARYUaL7E4g/?sub_confirmation=1Carl Uncle's 4th Channel https://www.youtube.com/channel/UCMSP5Sm0zd0bB1Z3amDcvKw/?sub_confirmation=1

http://www.nicovideo.jp/watch/sm43436550