// Hokkaido //
[Overview]The largest prefecture that is uniquely distinguished by its cool and dry climate, differentiates its viticulture scene from the mainland of Japan – Honshu, creates comfortable environment for the grape varieties originated from the northern region of Europe such as Germany and Austria. In these days, in overall Hokkaido it is highly significant by increasing the production of Pinot Noir.
Production is concentrated in key areas – from the middle to the western districts meanwhile the industry has been growing in the south eastern area.
[Climate]Annual accumulated temperature is equivalent to Region I according to Winkler Index.
[Key Varieties]Kerner, Müller-Thurgau, Chardonnay, Riesling, Gewürztraminer, Zweigeltrebe, Seibel13053, Pinot Noir, Merlot
[Soil]Andosol, Clay, composition varies among the districts

[Source]

National Tax Agency (Japan). (2020, February). 国内製造ワインの概況(平成30年度調査分)-Domestic wine production in Japan (2018). Retrieved April 28, 2020, from https://www.nta.go.jp/taxes/sake/shiori-gaikyo/seizogaikyo/kajitsu/kajitsuh30.htm

Amerine, M.A., Winkler, A.J. (1944) Composition and quality of musts and wines of California grapes, Hilgardia. 15, 493 – 675.

Hokkaido Research Organization 地方独立行政法人北海道立総合研究機構 北海道の土の素顔 -北海道各地の代表的土壌の断面写真集-」
https://www.hro.or.jp/
https://www.hro.or.jp/list/agricultural/center/seika/soilprofile/index.html