Historical aircraft types

REG	type	ICAO
JA73NQ	B738	8681b6
JA737T	B738	86803d
JA73NT	B738	8681b9
JA73NE	B738	8681ac
JA73NJ	B738	8681b0
JA73AC	B738	86808a
JA73NA	B738	8681a8