Web-GIS Atlas of Birds (Bird Banding Survey, Data of recovery records） for this species is not open to the public, from a conservational point of view.
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| The number of newly banded birds | 1138 | |
| The number of birds captured away from the release site | 7 |
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| Longest migration distance | 46 | km |
| Longest recovery period | - |
days |
Legend
- The number of newly banded birds
- The number of individual birds that received a leg band and that were released in Japan
- The number of birds recovered away from the release site
- Of the total number of captures, the number of those encountered at a site five km or more away from the release site
- Longest migration distance
- The longest recorded distance from the release site to the capture site
- Longest recapture period
- The recorded longest period of time from the release date to the capture date
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