You can find them all here, in the uberepic 7zip format (unless it's a single mpr, then it's mpr and I'll note it as such :P)

2011 Kyoto 500:

Practice Session 1 (Qual + Race)
Practice Session 2 (Race mpr - there was no qual run)
Practice Session 3 (Qual + Race)

2011 Kyoto 250:
Practice Session 1 (Qual + Race)
Practice Session 2 (Qual + Race)
Practice Session 3 (Qual + Race)
Practice Session 4 (Open Track Practice) [mpr only]
Practice Session 5 (Practice + Bonus Race)
Practice Session 6 (Qual + Race)
Practice Session 7 (Open Track Practice) [mpr only]
Practice Session 8 (Qual + Race)
Practice Session 9 (Qual + Race)

Kyoto 500 replays will be here too