Koyama Honke Shuzo
| Main Brand | Miyakodaka |
|---|---|
| Address | 1798, Sashiogi, Saitama Shi Nishi Ku, Saitama Ken, 331-0047, Japan |
| Founded in | 1808 |
| Tel | 81 48-623-0013 |
| Website | http://www.koyamahonke.co.jp/ |
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