Where does “アイルランド” come from?
アイルランド (Japanese) comes from English Ireland, from Middle English Irlond, from Old English Īrland, from Old English Īras, from Old Norse Írar, from Old Irish Ériu, from Primitive Irish *Īweriū, from Proto-Celtic Φīweryū — fat, milk.
アイルランド (Japanese): Ireland
Ancestry of “アイルランド”, step by step