Japanese Entry Advice for Australian Traveler

I need an immigration lawyer to provide guidance for an Australian citizen with a no-conviction Section 10 on a tourist trip to Japan. My main concern is about customs and immigration checks. Key points of advice needed: - Potential implications of Section 10 on entry - Necessary documents to carry - Possibility of being denied entry Ideal Skills and Experience: - Expertise in immigration law, especially concerning Japan - Experience advising Australian citizens - Familiarity with Japan's customs and immigration procedures