Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_8 (silver INTEGER, nation VARCHAR, total VARCHAR)
### Question:
what is the silver when the nation is japan and the total is less than 1?
### Answer:
SELECT SUM(silver) FROM table_name_8 WHERE nation = "japan" AND total < 1