Yes, there is a video game based on the Hetalia series called "Hetalia: Axis Powers - Paint it, White!" It was released for the Nintendo DS in Japan and later for iOS and Android platforms.
Japan, Germany, and Italy.
Japan's dog is a shiba inu, a common breed of dog in Japan.
Hetaoni is a well know video game based on the original series Ao Oni. A majority of Hetalia fans have played or have heard of the game. That does not mean that it is know by everyone however. As for the games popularity, it is a good game and many people enjoy it even through the complications and few glitches it contains. So it depends on what you consider popular. But in a sense, yes it is popular amongst Hetalia fans
2p Hetalia is art from japan, created by Himaryua. He creates wallpapers for the Axis trio. His art is traditionally called anime, and are made to look like what characters appear like in a video game.
The DVD release in Japan for the Hetalia movie is January 26, 2011. But Funimation annouced the movie released in the Us coming somewhere in August.
Yes, at least in popular belief.
Because people who like manga like to draw her.
China, Russia, America, England, France, Germany, Italy, and Japan
Hetalia - Axis Powers , Hetalia - World Series , Hetalia - The Beautiful World .
The song featured in the season three trailer of Hetalia is "Marukaite Chikyuu" sung by Daisuke Namikawa. It is a popular and catchy theme song closely associated with the Hetalia series.
Yes and it's also a cartoon in some places. Per se Japan.