Where does “袋穴熊” come from?

袋穴熊 (Japanese) comes from Japanese 穴熊, from Japanese 熊, from Old Japanese くま, from Old Korean 고마 — bear.

Ancestry of “袋穴熊”, step by step

袋穴熊 traces back through two separate lines of ancestry.

via Japanese 穴熊

StepLanguageWordMeaning
1Japanese穴熊a badger; a shogi castle that locates the king at...
2Japanesea bear; a bear, an otter
3Old Japaneseくま
4Old Korean고마bear

via Japanese

StepLanguageWordMeaning
1Japanesea bag; a sack; a pouch; a segment in a fruit such...
Every word from Old Korean 고마Every word from Old Japanese くまEvery word from Japanese