PHA might be useful when analyzing existing systems or prioritizing hazards where circumstances prevent a more extensive technique from being used.〔【出典】ICHガイドライン 〕
Some of the required documents are "an application for permission to naturalize, documents concerning one's family, a personal history, a written oath, a document stating your motive for naturalization, documents concerning your livelihood, documents concerning your business or work, simple maps of the areas where you live and work, an alien registration certificate, documents certifying your nationality and status, certificates related to assets and tax payments, etc."〔【出典】『日本人との結婚』(水瓜博子著)◆【出版社】株式会社ヤック企画 〕"YA18-113", "2452892"