BTS - 39,548,066
1. Jakarta, ID- 1,137,062 listeners
2. Mexico City, MX- 676,447
3. Delhi, IN- 545,873
4. Mumbai, IN- 495,315
5. Ouezon City, PH- 485,122
6. Kuala Lumpur, MY- 474,833
7. Santiago, CL- 471,230
8. Bangkok, TH- 468,342
9. Sao Paulo, BR- 435,312
10. London, GB- 430,830
BLACKPINK - 21,872,383
1. Jakarta, ID- 800,773 listeners
2. Bangkok, TH- 459,023
3. Kuala Lumpur, MY- 368,286
4. Mexico City, MX- 320,366
5. Quezon City, PH- 304,951
6. Delhi, IN- 301,845
7. Bandung, ID- 264,011
8. Santiago, CL- 262,771
9. Surabaya, ID- 247,578
10. Mumbai, IN- 236,736
NewJeans - 20,796,916
1. Jakarta, ID- 1,160,031 listeners
2. Bangkok, TH- 600,011 listeners
3. Bandung, ID- 397,254
4. Quezon City, PH- 395,780
5. Kuala Lumpur, MY- 374,738
6. Surabaya, ID- 357,848
7. Semarang, ID- 270,438
8. Tokyo, JP- 269,434
9. Los Angeles, US- 217,525
10. Santiago, CL- 209,721
TWICE - 11,514,273
1. Jakarta, ID- 346,561 listeners
2. Tokyo, JP- 246,527
3. Quezon City, PH- 234,575
4. Kuala Lumpur, MY- 189,272
5. Chiyoda-ku, JP- 185,552
6. Santiago, CL- 174,629
7. Bangkok, TH- 173,171
8. Mexico City, MX- 170,534
9. Lima, PE- 135,119
10. Umeda, JP- 133,778
LE SSERAFIM - 9,859,915
1. Jakarta, ID- 398,160 listeners
2. Quezon City, PH- 228,183
3. Tokyo, JP- 209,128
4. Bangkok, TH- 207,401
5. Kuala Lumpur, MY- 187,045
6. Chiyoda-ku, JP- 132,933
7. Santiago, CL- 128,871
8. Surabaya, ID- 128,791
9. Manila, PH- 116,664
10. Caloocan, PH- 108,540
This is the stats for the Top 5 Kpop groups with most monthly Spotify listeners. Obviously, Indonesia is hard carrying Kpop on the platform (even with their western counterpart like Taylor Swift) given the population in the country. BTS' listeners in India is huge which is not surprising since they expanded the audience in India for Kpop overall. NewJeans have a huge listeners in Jakarta.
Ofcourse, this amount of listeners changes depends on the artists' activity/inactivity.
Source: Spotify and https://songstats.com/artist/yelwdr9p/bts/audience