Oomuraya Shuzo
| Years Active | 1832 – present |
|---|---|
| Region | Chubu |
| Country | Japan |
| Japanese Name | 大村屋酒造場 |
| Prefecture | Shizuoka |
| Status | Operating |
| Owner | Family |
| Water Source | Oi River underground water (soft water) |
| Rice Varieties | Yamadanishiki; Homarefuji; Gohyakumangoku |
| Toji School | Shizuoka (Nanbu-influenced) |
| Production Size | Small |
| Key Brands | Wakatake Onikoroshi; Oomuraya |
| Famous Brands | Junmai Daiginjo; Junmai Ginjo; Junmai; Tokubetsu Junmai |
| Website | oomuraya.com |
| Coordinates | 34.8272, 138.175 |
About Oomuraya Shuzo
Famous for Wakatake Onikoroshi (Demon Slayer) brand. Located in Shimada on the old Tokaido highway. Uses the soft water of the Oi River system. Known for sharp clean dry style true to its Onikoroshi name.