Glossary·Hokkaido / Tochigi, Japan·Part of: Japanese Wine

Bruce Gutlove

"The godfather of Japanese wine" — UC Davis-trained American who shaped Coco Farm and built 10R’s Hokkaido custom-crush incubator

D-I Wine EditorialApril 28, 2026
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Life

Bruce Gutlove was born in New York in 1961. He took an introductory wine course at the State University of New York and founded a campus wine club — a small entry into a field that would consume the rest of his career. In 1985 he enrolled at UC Davis, the leading American viticulture and enology program, graduating in 1989.

After graduation, he worked at California wineries, gaining practical experience. In 1989 he joined Coco Farm & Winery in Ashikaga, Tochigi, as a consultant — initially a part-time advisor to the social-enterprise winery’s grape-growing program.

Coco Farm Era

In 1994, Gutlove moved to Coco Farm full-time as winemaker. Over the next two decades he built Coco Farm into Japan’s most influential winemaking program. Coco Farm wines were served at the 2000 Kyushu-Okinawa G8 Summit and the 2008 Hokkaido G8. The estate became Japan’s de facto winemaker training program, with Takahiko Soga (1999–2009 as farm manager) being only the most prominent of many alumni who went on to found their own estates.

Gutlove’s mentorship style emphasized genuine immersion. He took his protégés on study trips to wine regions worldwide and led tastings and seminars built around the question: How could Japanese winemakers make wines that reflected Japan, rather than imitating France or California?

10R Era

In 2012, Gutlove and his wife Ryōko founded 10R Winery in Iwamizawa, Hokkaido. The model was deliberately structural rather than personal: 10R is a custom-crush facility — a winery that makes wine on behalf of multiple separate growers, who maintain ownership of their fruit and labels. The facility doubles as an incubator: most growers spend roughly five years working at 10R before moving on to start their own wineries.

As of early 2024, Hokkaido had 64 wineries (triple the 2014 count), and an outsized share of their founders had passed through 10R during the previous decade. The exact roster is now estimated at roughly 35 active winemakers.

Why He Matters

Bruce Gutlove is the closest thing modern Japanese wine has to a single individual whose decisions shaped its trajectory. His Coco Farm tenure built the educational substrate for the natural-wine generation; his 10R structural innovation gave that generation a viable production-and-incubation model. The fact that he is American is meaningful but secondary — what matters is that he committed his career to the long-term project of Japanese wine identity.

Details

  • Born: 1961, New York, USA
  • Education: SUNY undergraduate, UC Davis (1989)
  • Coco Farm consultant: 1989–1994
  • Coco Farm winemaker: 1994–2012
  • 10R Winery founder: 2012, Iwamizawa, Hokkaido
  • Approximate winemakers mentored / incubated: 35+
  • TEDx Sapporo speaker: Yes