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| Capital (and largest city) |
Toyohara | |||||
| Language | Japanese Russian | |||||
| Demonym | 樺太人 (Karafuto-jin) | |||||
| Governor | Natalia Poklonskaya | |||||
| Population | 6,982,992 (October 2014) | |||||
| Time Zone | Karafuto Time (GMT+11:00) | |||||
Karafuto Prefecture (樺太県 Karafuto-ken) is a prefecture on the island of Sakhalin in Japan.