% of Income Gap Between Regular and Irregular Workers by Age
While regular workers’ wages increase as they get older, irregular workers’s wages flatten out. By the time irregular workers reach the age of 45, they would earn less than half of his regular counterparts. 
0
20
40
60
82
20-24
25-29
30-34
35-39
40-44
45-49
50-54
55-59
60-64
65-69
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Source: Ministry of Health, Labour and Welfare Get the data
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