# Diamond Brewing (Brewery Kaen) — Kumamoto

> Diamond Brewing (Brewery Kaen) in Kumamoto, Japan scores 3.43 out of 5 — Poor, #305 in Japan. 69 beers tracked, mostly IPA.

*Canonical page: <https://finding.beer/brewery/diamond-brewing-brewery-kaen-19962/> · data updated 2026-09-02*

Breadcrumb: Breweries → Japan → Diamond Brewing (Brewery Kaen)

Diamond Brewing (Brewery Kaen) is a brewery in Kumamoto, Japan. We grade it Poor, with a score of 3.43 out of 5 on the beer it brews — #305 in Japan. Of the 69 beers we track, 29% are IPA and 25% Pale Ale.

## Rating

- Score: 3.43 out of 5
- Grade: Poor 😐 — Not bad beer so much as unremarkable beer.
- Ranked: #305 in Japan · #13,349 worldwide
- Popularity: Barely rated
- Beers tracked: 69

## What they brew

- IPA — 29% of the beers we track
- Pale Ale — 25% of the beers we track
- Sour / Wild Ale — 11% of the beers we track
- Sour / Other — 11% of the beers we track
- Other — 11% of the beers we track
- Pale Lager — 7% of the beers we track
- Stout / Porter — 6% of the beers we track

## Find them

- Address: 102, Kumamoto, Japan
- Coordinates: 32.8120342, 130.7693192
- Website: https://kaen-kumamoto.owst.jp/

## Breweries nearby

- [Kumamoto Craft Beer Company](https://finding.beer/brewery/kumamoto-craft-beer-company-18431.md) — 2.86, Limited — Kumamoto — 3.6 mi away
- [Kuju Kogen K.K.](https://finding.beer/brewery/kuju-kogen-k-k-18394.md) — 2.70, Limited — 竹田市, 大分県 — 31 mi away
- [Yanagawa'n Brewery](https://finding.beer/brewery/yanagawan-brewery-29301.md) — 3.43, Poor — Yanagawa, Fukuoka — 32 mi away
- [Toyfull Brewery](https://finding.beer/brewery/toyfull-brewery-29307.md) — 3.31, Poor — Kurume, Fukuoka — 38 mi away
- [Amakusa Sonar Beer](https://finding.beer/brewery/amakusa-sonar-beer-24903.md) — 3.91, Fine — Amakusa, Kumamoto — 39 mi away
- [GAME BREW](https://finding.beer/brewery/game-brew-32164.md) — 3.71, Fine — Yoshinogari, Saga — 41 mi away
- [Fukuda Farm Winery](https://finding.beer/brewery/fukuda-farm-winery-18450.md) — 2.82, Limited — Minamata, Kumamoto — 45 mi away
- [Yufuin Brewery](https://finding.beer/brewery/yufuin-brewery-18448.md) — 2.81, Limited — Yufu, Oita — 46 mi away

## Rankings this brewery appears in

- [Best breweries in Japan](https://finding.beer/breweries/japan.md)

---

Finding Beer scores breweries on the beer they brew rather than on the venue. Method: <https://finding.beer/how-we-rank.md>. Rankings by place: <https://finding.beer/breweries.md>. The iPhone app adds a live map of what is around you: https://apps.apple.com/us/app/finding-beer/id1082135126