Here are the deals for March 2020.

“Mayonnaise” for ¥10

Conditions:
1.  Customers spending more than ¥1,000 at participating Sanka-cho stores
can purchase the promotional item at the special price listed.
2.  Bring receipt to Tokiwa-Machi Central Department in Sanka-cho Street to receive item.
3.  Promotional item must be purchased on the same day as receipt date (i.e., March 10, 2020).
4. Limit one promotional item per customer.