It's a B747-400D, which Japan Air Lines uses for domestic use only and therefore does not need the winglets
you got it in 1 .....
I had never realized that version was available untill today ....
REF .... 747-300 did indeed look very similar but very different technically to the 400
747-300 info .....
http://www.!!!!!!!!!!!!!!/info/stats.main?id=99