Ya SURE ya' don't wanna' re-route (JFK or ORD) to get one of these if your springing for F?
http://www.airliners.net/open.file?i...l=CABIN&size=M

Older F looks kinda "boxy" by comparison (and downright "coffin like" (AA Pacific F) if ya' ask me (minus the comforters and nice FA's etc.
http://www.jal.co.jp/en/inflight/int...at/index3.html

And here's the shellflat:
http://www.jal.co.jp/en/inflight/int...shellflat.html
http://www.airliners.net/open.file?i...l=CABIN&size=M

You might actually get better input on the AA board, since more of them have flown these, I assume.