| 摘要 |
PROBLEM TO BE SOLVED: To provide a Japanese outdoor socks with a fine fitness feeling for feet with unusual shape like ones with high insteps. SOLUTION: With the Japanese outdoor socks in which an upper 1 consisting of a leg cylinder part 11 and an instep part is combined with a ground sole 2 and the leg cylinder part is provided with an up-and-down divider part 13 for free opening and closing, an elastic instep material part stretching toward enlarging cross-section shape of the instep part 12.
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