Where does “37564” come from?

37564 (Japanese) comes from Japanese 四, from Middle Chinese 四, from Proto-Sino-Tibetan *pV-lij — four.

Ancestry of “37564”, step by step

37564 traces back through 3 separate lines of ancestry.

Step	Language	Word	Meaning
1	Japanese	四	four, 4; the fourth
2	Middle Chinese	四	—
3	Proto-Sino-Tibetan	*pV-lij	four

Step	Language	Word	Meaning
1	Japanese	七	seven, 7; a seven; a gambler
2	Old Japanese	七	seven, 7
3	Old Japanese	なの	—

Step	Language	Word	Meaning
1	Japanese	三	three, 3; third; three
2	Middle Chinese	さん	—