And here is another EQ, I didn't correct below 300Hz so you still see a bump but the PIR is very flat.
Code:
EQ for Kanto Yu computed from ASR data
Preference Score 3.5 with EQ 5.5
Generated from http://github.com/pierreaubert/spinorama/generate_peqs.py v0.7
Dated: 2021-04-10-06:54:53
Preamp: -0.6 dB
Filter 1: ON PK Fc 1294 Hz Gain -4.23 dB Q 0.10
Filter 2: ON PK Fc 527 Hz Gain +4.25 dB Q 0.99
Filter 3: ON PK Fc 1038 Hz Gain -2.46 dB Q 5.30
Filter 4: ON PK Fc 1596 Hz Gain +2.17 dB Q 9.17
Filter 5: ON PK Fc 16000 Hz Gain -3.37 dB Q 0.64
Filter 6: ON PK Fc 1305 Hz Gain -1.56 dB Q 11.57
Filter 7: ON PK Fc 554 Hz Gain -1.35 dB Q 12.00
Filter 8: ON PK Fc 8999 Hz Gain +1.24 dB Q 7.58
Filter 9: ON PK Fc 3575 Hz Gain -1.58 dB Q 7.04
Filter 10: ON PK Fc 5469 Hz Gain -1.33 dB Q 7.21
Filter 11: ON PK Fc 3978 Hz Gain +0.68 dB Q 12.00
Filter 12: ON PK Fc 2034 Hz Gain +1.00 dB Q 4.84
Filter 13: ON PK Fc 10762 Hz Gain -0.50 dB Q 11.98
Filter 14: ON PK Fc 2489 Hz Gain -0.98 dB Q 12.00
Filter 15: ON PK Fc 2282 Hz Gain +0.81 dB Q 12.00
Filter 16: ON PK Fc 2740 Hz Gain +0.61 dB Q 12.00
Filter 17: ON PK Fc 585 Hz Gain +0.52 dB Q 0.60
Filter 18: ON PK Fc 2071 Hz Gain -0.72 dB Q 12.00
Filter 19: ON PK Fc 571 Hz Gain -0.86 dB Q 7.25
Filter 20: ON PK Fc 328 Hz Gain +1.64 dB Q 4.29