Data for Japan refer to respondent and spouses aged 20-64 and there is no information on earnings for other household members. On average their risk of falling into the bottom of the income distribution is very similar to that of standard worker households: only about 7% of mixed households are found in the lowest income quintile. There are, however, some country differences, with the shares ranging from below 2% in Australia to around 15% in Luxembourg. Mixed SW/NSW households fare slightly better in the distributional position than SW households in all countries with the exception of Portugal.