Alloy Artifacts |
| Company | Name and Years of Operation | ID | Factory Name and Years | Factory Address |
|---|---|---|---|---|
| 北陽産業 | Hokuyo Sangyō (1948 - 2002) | SA | Yokaichi (四日市) (1948 - 1964) | 三条市大字四日市 1310 |
| SA | Higashi Honjoji (東本成寺) (1964 - 1968) | 新潟県三条市東本成寺1825 | ||
| SA | Nishi Honjoji (西本成寺) (1964 - 1968) | 新潟県三条市西本成寺4144 | ||
| SA | Sakae (本社栄) (1968 - 2002) | 三条市土場７番５４号 |