Where does “スペイン王国” come from?

スペイン王国 (Japanese) comes from Japanese スペイン, from English Spain, from Middle English Spayne, from Old French Espaigne, from Old English Ispania, from Late Latin Spania, from Latin Hispānia, from Punic אי שפן — coast of hyraxes.

Ancestry of “スペイン王国”, step by step

スペイン王国 traces back through two separate lines of ancestry.

via Japanese スペイン

Step	Language	Word	Meaning
1	Japanese	スペイン	Spain
2	English	Spain	for someone with Spanish ancestry
3	Middle English	Spayne	Spain; the Iberian Peninsula, especially Castile
4	Old French	Espaigne	Iberia, the Iberian Peninsula; modern day Spain and Portugal
5	Old English	Ispania	the Iberian Peninsula
6	Late Latin	Spania	—
7	Latin	Hispānia	—
8	Punic	אי שפן	coast of hyraxes

via Japanese 王国

Step	Language	Word	Meaning
1	Japanese	王国	kingdom
2	Middle Chinese	王國	—

Every word from Punic אי שפן →Every word from Latin Hispānia →Every word from Late Latin Spania →