create alias ishida_shouya's_mother -> ishida_miyako
create alias nishimiya_shouko's_mother -> nishimiya_yaeko
Full names according to Japanese Wikipedia (the citation given is the official pamphlet for the movie)
EDIT: This bulk update request has been rejected because it was not approved within 60 days.
EDIT: The bulk update request #1153 (forum #129534) has been rejected by @DanbooruBot.
Updated by a moderator