# Seasonal Japanese alcoholic beverage releases

> Developing situation record from CLSTR: https://clstr.news/situations/seasonal-japanese-alcoholic-beverage-releases
> Updated: 2026-11-01T15:00:48.000Z. Sources: 2. Developments: 2.

In October 2026, Kirinzan Shuzo Co., Ltd. announced the release of ‘Kirinzan Koyo’, a seasonal limited-edition Junmai Daiginjo Genshu sake. The product was aged at low temperatures for over three years using ‘Koshi Tanrei’ rice from the Okuaga region.

By November 2026, new seasonal shochu releases arrived at Japanese retailers. Yoshinaga Shuzo in Kagoshima Prefecture released its 2026 Muroka Riha series, which includes white koji and black koji varieties that are bottled without filtration. Reports also noted the arrival of new Isa Daisen sweet potato shochu.

## Timeline

### 2026-11-01: New seasonal shochu releases arrive in Japan

Seasonal 2026 shochu releases, including Yoshinaga Shuzo’s unfiltered Muroka Riha white and black koji varieties, are now available in Japan.

2 sources. https://clstr.news/cluster/new-seasonal-shochu-releases-arrive-in-japan

### 2026-10-07: Kirinzan Shuzo releases three-year aged seasonal sake ‘Koyo’

Kirinzan Shuzo has released ‘Kirinzan Koyo’, a seasonal Junmai Daiginjo Genshu aged for over three years using 100% Koshi Tanrei rice.

2 sources. https://clstr.news/cluster/kirinzan-shuzo-releases-three-year-aged-seasonal-sake-koyo

---
Cite as: Seasonal Japanese alcoholic beverage releases. CLSTR, https://clstr.news/situations/seasonal-japanese-alcoholic-beverage-releases