BUR #57041 has been approved by @nonamethanks.
create alias sakamoto_ryuuji -> sakamoto_ryuji
create alias takamaki_anne -> takamaki_ann
create alias kitagawa_yuusuke -> kitagawa_yusuke
create alias akechi_gorou -> akechi_goro
As seen in the official manual https://atlus.com/persona5/manual/ps4/?pid=0 (and in-game, of course)