Removing my laziness ...thank you for modding!update.
don = d
kat = k
Big Don = D
Big Kat = K
00:11:235 - Change this note to d ... bass sound. - no change,vocal sound.
01:06:092 - Same ^
01:07:592 - Same ^
01:09:092 - Same ^
01:23:878 - Delete this note .. this sequence is too long ... - um..keep.
01:24:735 - Same ^
00:04:378 - Change this note to d .. to follow Bass sound. - same as muzukashii
00:07:592 - Same ^ - ^
00:11:021 - in this part can be changed for ddkk ... to follow bass sound again and vocal sound with k notes. - ok
00:17:664 - Change this note to k ... to follow vocal sound (?) - no change
00:47:008 - Change this triple for kkd ... bass sound starts in 3rd note. - ^
00:55:592 - Change this note to d ... other bass sound. - ok.
01:06:092 - Change this note to d ... bass sound again. - same as muzu
01:07:592 - Same ^ - ^
01:20:664 - inverse as 01:18:950- here is more vocals than BG sound, then is possible change this 5-note sequence for kkddk? - ok