
Oimoyasan Koshin
Since 1876 — sweet potato treats since Meiji
Est. 1876Gold 30+ years
Why visitOimoyasan Koshin
Founded in 1876 as "Kawako Shoten," this shop specializes in sweet potato confections. Its candied sweet potato and sweet potato tarts are especially popular as gifts to share at work.
House rules
The house rules of this shop have not been listed yet.
This does not mean the shop has none. Please follow the notices at the entrance and the guidance of the staff when you visit.
Access & Information
- Name
- Oimoyasan Koshin
- Established
- 1876150 years of history
- Address
- 1-21-5 Asakusa, Taito-ku, Tokyo


