Reservation for ticket

Hi there,

I just purchased 4 adults and 2 kids JR Pass. #296004. Can I pre-book my ticket and collect it on the 28/1/2014 at the Ueno Station, since most of my time table are basically firm.

29/1/2014
Tokyo 1003 track 15 - Shinkansen Hikari 467
Arrived Shin-Osaka 1303 (track 22)

31/1/2014
Shin-Osaka 1040 track 26 - Shinkansen Hikari 464
Arrived Nagoya 1133 (track 15)
Nagoya 1143 (track 11) - Ltd Exp Hida 9
Arrived Takayama 1408

2/2/2014
Takayama 1133 - Ltd Exp Hida 8
Arrived Nagoya 1402 (track 3)

6/2/2014
Sapporo 1050(track 7) - Ltd Exp Hokuto 10
Arrived Hakodate 1418

7/2/2014
Hakodate 1017 - Ltd Exp super Hakucho 26
Shin-Aomori(track 11) - Shinkansen Hayate 34
Arrived Ueno 1602