| URL | Priority | Change frequency | Last modified (GMT) |
|---|---|---|---|
| https://yokoyama-seiyaku.co.jp/company/ | 60% | Weekly | 2024-06-05 06:18 |
| https://yokoyama-seiyaku.co.jp/product/ | 60% | Weekly | 2025-07-11 06:30 |
| https://yokoyama-seiyaku.co.jp/history/ | 60% | Weekly | 2022-11-18 19:05 |