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Wine region

Yamanashi

Yamanashi is a wine region in Japan, home to 6 wineries, producing red, white wines.

Yamanashi at a glance: roughly split red/white.
On this page

Yamanashi's 6 wineries make roughly equal red and white wine; Chardonnay is the most common single-grape bottling; wines carry GI designation.

About the Yamanashi region

    Location
    The Yamanashi wine GI covers Yamanashi Prefecture, a mountainous inland area where vineyards are concentrated mainly along tributaries of the Fuji River.
    Climate
    Yamanashi has an inland basin climate with limited ocean influence, reduced exposure to the rainy season and typhoons, and large temperature differences between daytime and morning or evening.
    Soils
    Many Yamanashi vineyards occupy gentle slopes with deep, fertile and well-drained soils formed from decomposed granite and andesite.

Region facts sourced from National Tax Agency of Japan, Geographical Indication “Yamanashi” Production Standard, amended 26 June 2017, retrieved 2026-07-12. (Japanese government website copyright and reuse terms; factual extraction with attribution and minimum necessary quotation).

Most common single-grape wines

When Yamanashi wines are made from a single grape (rather than a blend), these are the most common:

Wine profile

Yamanashi is roughly split, making substantial red (50%) and white (50%) wine.

16 distinct Yamanashi wines tracked, spanning the colours and styles below.

  • Red8 · 50%
  • White8 · 50%

Types: Sparkling, Still.

Representative Yamanashi wines

Selected from stable product-to-region relationships for diversity — not a claim that these are the region's best wines.

  • 98Wines — Koshu White
  • Mie Ikeno — Merlot
  • Oyamada — Bow! Red
  • Chateau Mercian — Tamamoro Kiiroka Koshu
  • Chateau Mercian — Hosaka Muscat Bailey A
  • Chateau Mercian — Muscat Bailey A
  • Chateau Mercian — Koshu
  • Oyamada — Bow! White

Quality designations

Wines here carry GI status — a controlled quality designation.

  • GIGeographical Indication — a defined origin area used in Australia and other New World countries.

Japan wine designations

GI
In Japan, GI denotes a liquor geographical indication designated by the Commissioner of the National Tax Agency.
Understanding the wine data
Designation
The protected-origin or administrative category associated with the wine, interpreted using country-aware rules. The same abbreviation can mean different things in different countries, so we only show the meaning approved for that country.
How this ranking is built

Producers are included when WhatDrink has a canonical producer-to-region relationship supported by the catalogue data. Display order may use represented wine count and relationship confidence to provide useful coverage; it is not a ranking of winery quality, prestige, production volume or critical acclaim.

Representative wines are selected from products with a stable relationship to this region, with preference for clear producer identity and a useful spread of producers, wine styles and designations. Inclusion is not an editorial score and does not mean these are the region’s best wines.

How to choose a good Yamanashi wine

Look for the GI designation — it signals a controlled-origin Yamanashi wine.

FAQs

Where is Yamanashi?
The Yamanashi wine GI covers Yamanashi Prefecture, a mountainous inland area where vineyards are concentrated mainly along tributaries of the Fuji River.
What do the designation terms on Yamanashi wines mean?
GI: In Japan, GI denotes a liquor geographical indication designated by the Commissioner of the National Tax Agency. These terms describe geographical or regulatory categories; they do not by themselves guarantee that one producer or bottle is better than another.
How are wineries and producers selected for Yamanashi?
Producers are included when WhatDrink has a canonical producer-to-region relationship supported by the catalogue data. Display order may use represented wine count and relationship confidence to provide useful coverage; it is not a ranking of winery quality, prestige, production volume or critical acclaim.
How are representative Yamanashi wines selected?
Representative wines are selected from products with a stable relationship to this region, with preference for clear producer identity and a useful spread of producers, wine styles and designations. Inclusion is not an editorial score and does not mean these are the region’s best wines.
How much wine data does WhatDrink have for Yamanashi?
The current regional catalogue contains 16 linked wines from 6 linked producers. Counts describe WhatDrink catalogue coverage and may change as source data is refreshed.

Regional data is aggregated from wine directory and product-catalogue sources; grape and style associations reflect characteristic varieties and may vary by producer and vintage.