Supplementary Provisions, Article 9

一11 months or less: the total amount of past service premiums paid;

二12 months or more and 59 months or less: the amount obtained by adding the total amount of past service premiums paid (where the number of months for which past service premiums were paid is 43 months or more, the amount obtained by multiplying the amount of the past service premium by the rate specified in the lower column of Appended Table 4 of the Former Act in accordance with the number of months for which past service premiums were paid; the same applies in the following item) to the amount obtained when, on the assumption that no past service premium has been paid, the provisions of Article 7 of the Supplementary Provisions are applied with the phrase "Article 7 covered employee" in that Article deemed to be replaced with "Article 9 covered employee";

三60 months or more: the amount obtained by adding, to the amount obtained when, on the assumption that no past service premium has been paid, the provisions of Article 7 of the Supplementary Provisions are applied with the phrase "Article 7 covered employee" in that Article deemed to be replaced with "Article 9 covered employee", the total of principal and interest obtained by calculating compound interest at 4.5 percent per annum (5 percent per annum for the period before April 1996) on the total amount of past service premiums paid, for the period equivalent to the number of months for which premiums were paid on or after the month in which the number of months of paid premiums became 60 months.