Sonic Songs That use Indian Instruments
Azure Blue World (Sonic Adventure) Uses Electric Sitar
The Air (Sonic Adventure) Uses Electric Sitar
Theme of Tikal (Sonic Adventure) (not entirely sure because it's mostly programmed instruments)
Dusty Desert (Sonic 06) Use Tanpura and Electric Sitar
Let The Speed Mend It (SATSR) Uses a traditional sounding Sitar
High and Broken (SATSR) also uses a traditional sounding Sitar
Misgiving (SATSR cutscene music) uses a flute that sounds like a Bansuri (indian flute) but could just be a Ney (arabic Flute) since they sound similar.
Theme of Babylonians (Sonic Riders) Uses Tabla
Desert Ruins Act 1 and 4 (Sonic Lost world) use a sitar, santoor (but they're programmed)
Ares Island (Sonic Frontiers) All mvts. use the santoor. But tabla is only in the 1st, 2nd and 3rd mvts.