Brewery Catalog

Public Reference

Onuma Beer

micro

大沼ビール

Nanae, Hokkaido · Hokkaido

Officially Verified86% confidenceLicense suspectedlocal distribution

Small brewery near Lake Onuma in southern Hokkaido. Uses pristine local water.

Operator

Onuma Beer

No corporate number attached yet

Facility

Onuma Beer

Nanae, Hokkaido

Licensed / Founded

1998

28 years in operation

Portfolio

3 tracked beers

malt driven

lake-sidelocal

Record Summary

LegitimacyOfficially Verified
Primary Evidence1
OperatorOnuma Beer
FacilityOnuma Beer
Last Checked2026-03-23

Why Trust This Record

This profile is grounded in 1 primary source, including official site evidence.

Operator identity, facility details, and evidence provenance are shown below so the record can be audited quickly.

Review the methodology

Evidence Mix

Official site: 1

Evidence & Verification

Officially Verified86% confidence1 primary source

Each brewery record is assembled from regulatory publications, operator websites, corporate records, and lower-trust corroboration when needed. The source mix is visible here so the record can be verified quickly.

Operator

Operator & Brand
Legal NameOnuma Beer
Registry Statusunknown

Brewing Facility

FacilityOnuma Beer
License Statussuspected
Licensed Since1998
Product Typebeer

Commercial Brand

Brand NameOnuma Beer
Brand Name (JA)大沼ビール
Signature Stylemalt-driven

Assessment Notes

Official operator evidence is present together with brewery activity signals.

Evidence Classes

Official site: 1

Evidence Freshness

official
2026-03-23 (1)

Overall: 96% · Missing: regulatory, corporate, association, social

Primary Evidence

officialproducer_identity85%
Onuma Beer official website

onumabeer.com · 2026-03-23

Location & Access

Visit Planning

Official Websitehttps://onumabeer.com
TaproomYes

Access Links

Flavor Profile & Beer Portfolio

Signature: malt driven

hoppy
3
malty
5.7
fruity
2.7
roasty
5.3
sour
3
spicy
3.3

Primary Flavors

floralmaltycleancitruscoffee

IBU Range

2341

ABV Range

5.66.1%

Beers (3)

Kölsch

Kölsch

3.48

5.6% ABV25 IBU
floralmaltyclean

hoppy

malty

fruity

roasty

sour

spicy

Alt

Alt

3.25

6.1% ABV23 IBU
cleanmaltycitrus

hoppy

malty

fruity

roasty

sour

spicy

Stout

Stout

3.38

6% ABV41 IBU
coffeechocolateroast

hoppy

malty

fruity

roasty

sour

spicy

Styles Brewed

KölschAltStoutIPA

Ratings & Reviews

Untappd3.25 (1,200)

Business

Legal FormKK
Distributionlocal
Licensed Since1998

Hospitality

TaproomYes

Distribution

Scopelocal

Digital

Languagesja
Online ShopNo

Beer Portfolio

Flagship Beers

KölschAltStout

Styles

KölschAltStoutIPA

Water

SourceTaisetsu mountain spring
Hardness29 mg/L
Categoryvery-soft
pH7.2

Very soft water produces clean, delicate beers; well-suited for light lagers and subtle styles

Production

Fermentationtop
EquipmentCzech
Barrel Aging
Brew Length1,396 L
Vessels4

Ingredients

Hops

MosaicSaaz

Malts

Rice

Specialty

lavender
LocalYes
Organic

Team

Headcount8
Brewers4
Backgroundhomebrewer turned pro

M 88% · F 10%

Brand

Label Stylehand-drawn
LogoNordic-influenced design with natural wilderness imagery

Distribution Channels

Retail

On-Premise

✓ Izakaya

✓ Restaurants

~19 venues

E-Commerce

Events & Activities

taproom-eventirregular

Onuma Beer Taproom Tasting

Regular tasting event featuring seasonal and limited releases

popupirregular

Onuma Beer Pop-Up Bar

Pop-up beer bar at local markets and food events

Updated 2026-03-23 · web-research