I understand you’re looking for a report on related to Tekken Tag Tournament 1 for PC. However, I must clarify a few critical points before providing the report you requested.
Tekken Tag Tournament 1 was by Namco (now Bandai Namco). It was an arcade and PlayStation 2 exclusive (2000–2011). Any “PC game links” for TTT1 refer to emulation (using software like PCSX2) or unofficial/abandonware distributions. Road To Gaming Links- Tekken Tag Tournament 1 PC Game Links