Video 6. A mother Japanese badger (Meles anakuma) bringing fallen leaves as nesting materials in the sett, followed by a male offspring bringing tree branches as nesting materials into the sett

Video 2. A mother Japanese badger, Meles anakuma, collecting fallen leaves for nesting materials and bringing them into the sett

Video 7. A mother Japanese badger (Meles anakuma) collecting fallen leaves as nesting materials and carrying them to the entrance of the sett before a male offspring carried them into the sett

A male Japanese badger offspring, Meles anakuma, and his mother entering the sett together to dig the burrow by scraping the soil from the inside and carrying it out of the sett

Video1. A male offspring (delayed disperser) of the Japanese badger, Meles anakuma, digging the sett and scraping soil out

Video 4. Two male Japanese badgers (Meles anakuma) offspring digging together. One dug inside the sett and the other carried the soil and nesting materials from the inside to the outside of the sett

Video 5. Three Japanese badgers, Meles anakuma, digging together in the sett. A mother badger entered the sett and dug out the soil, and two male offspring carried the scraped soil and nesting materials out of the sett. The cub present did not partake in the digging