Yes, as many have said our custom will look at the cover and decide if it safe or not, but if you are really unlucky and get some stubborn old guy or feminism than they will certainly check the content on the disc out. Yes, violence against children or look-alike children in any form of medium is count as child abuse here and if you get caught importing these stuff you will get fined and pedo will be in your record and if worst come to worst is a Jail time thb Canada, Germany and Norway have it worst on this subject.
This is what written on the website about our import rule from http://www.border.gov.au/Busi/Impo/Proh
Description:
Includes publications, films, computer games and any other goods that describe, depict, express or otherwise deal with matters of sex, drug misuse or addiction, crime cruelty, violence, terrorist acts or revolting or abhorrent phenomena in such a way that they offend against the standards of morality, decency and propriety generally accepted by reasonable adults.
HACK, you can't even use DMM to download hentai game digitally unless you use VPN of a third party (like me) to buy game from there, it such a pain in the ass how some sensitive the higher up here is.
Our politician still live in the 50's or so they said, yes haha it really is full of man child here lot of sjw.