Eastern Urals — siberia borders (2): Central Siberia, Western SiberiaEastern UralsWestern Siberia — siberia borders (2): Central Siberia, Eastern UralsWestern SiberiaCentral Siberia — siberia borders (3): Eastern Urals, Western Siberia, YakutiaCentral SiberiaYakutia — siberia borders (4): Central Siberia, Chukotka, Kamchatka, North KoreaYakutiaChukotka — siberia borders (2): Kamchatka, YakutiaChukotkaKamchatka — siberia borders (3): Chukotka, Yakutia, HokkaidoKamchatkaBeijing — china borders (3): North Korea, Shandong, SichuanBeijingShandong — china borders (4): Beijing, Shanghai, Sichuan, KyushuShandongShanghai — china borders (3): Guangdong, Shandong, SichuanShanghaiSichuan — china borders (6): Beijing, Guangdong, Shandong, Shanghai, Tibet, YunnanSichuanGuangdong — china borders (4): Shanghai, Sichuan, Vietnam, YunnanGuangdongYunnan — china borders (6): Guangdong, Laos, Myanmar, Sichuan, Tibet, VietnamYunnanTibet — china borders (5): Kashmir, Myanmar, Punjab, Sichuan, YunnanTibetNorth Korea — korea_japan borders (3): Beijing, South Korea, YakutiaNorth KoreaSouth Korea — korea_japan borders (2): North Korea, KyushuSouth KoreaHonshu — korea_japan borders (2): Hokkaido, KyushuHonshuHokkaido — korea_japan borders (2): Honshu, KamchatkaHokkaidoKyushu — korea_japan borders (3): Honshu, South Korea, ShandongKyushuAfghanistan — hindu_kush borders (2): Northern Pakistan, SindhAfghanistanNorthern Pakistan — hindu_kush borders (4): Afghanistan, Kashmir, Sindh, PunjabNorthern PakistanSindh — hindu_kush borders (2): Afghanistan, Northern PakistanSindhKashmir — hindu_kush borders (3): Northern Pakistan, Punjab, TibetKashmirPunjab — hindu_kush borders (3): Kashmir, Northern Pakistan, TibetPunjabMyanmar — indochina borders (4): Laos, Thailand, Tibet, YunnanMyanmarThailand — indochina borders (3): Cambodia, Laos, MyanmarThailandLaos — indochina borders (5): Cambodia, Myanmar, Thailand, Vietnam, YunnanLaosCambodia — indochina borders (3): Laos, Thailand, VietnamCambodiaVietnam — indochina borders (4): Cambodia, Guangdong, Laos, YunnanVietnam