Enjoy halal-certified yakiniku (Japanese BBQ) at Gyumon or similar; many halal restaurants accept walk-ins but reservations recommended in busy periods.
Take the Tokaido Shinkansen from Tokyo Station to Shin-Osaka. Nozomi is fastest (~2h30) and Hikari (~3h00). Purchase reserved seats at Midori no Madoguchi, ticket machines, or online in advance.
Board JR Special Rapid from Osaka Station to Kyoto Station; trip takes ~28–30 minutes and accepts IC cards (recommended departure to maximize morning time).
Arrive at KIX with ample time for international check-in, baggage drop, immigration, and security; use airport prayer room if needed (KIX has prayer facilities and family rooms).