Japanese red pine vs pine

Japanese red pine and pine both are nouns.

Word	Noun	Adjective	Verb	Adverb
Japanese red pine	Yes	No	No	No
pine	Yes	No	Yes	No

As nouns, pine is a hypernym of Japanese red pine; that is, pine is a word with a broader meaning than Japanese red pine:

Japanese red pine: pine native to Japan and Korea having a wide-spreading irregular crown when mature; grown as an ornamental
pine: a coniferous tree

Other hypernyms of Japanese red pine include pine tree, true pine.

Japanese red pine (noun)	pine (noun)
pine native to Japan and Korea having a wide-spreading irregular crown when mature; grown as an ornamental	a coniferous tree
	straight-grained durable and often resinous white to yellowish timber of any of numerous trees of the genus Pinus

Japanese red pine (verb)	pine (verb)
	have a desire for something or someone who is not present