Watch more animal shows on NHK WORLD-JAPAN! https://www3.nhk.or.jp/nhkworld/en/ondemand/tag/animals/?cid=wohk-yt-2306-acevoj32-hp More quality content available on NHK WORLD-JAPAN! https://www3.nhk.or.jp/nhkworld/en/ondemand/video/?cid=wohk-yt-2306-acevoj32-hp Motherhood never seems to end for a pair of felines in Yamaguchi accompanied by their children as they patrol a pier to protect pufferfish and stroll around a shrine.