TOKYO , Sep 27 ( News On Japan ) - Part-time employees in Japan are limiting their working hours to avoid the burden of social insurance premiums, creating an income ceiling beyond which they are unwilling to work. Many businesses in Japan that rely on part-time workers such as supermarkets are currently facing a serious shortage of workers, with the "¥1.3 million income ceiling" being a significant factor behind this. When the annual income of a worker who is financially dependent on their spouse exceeds ¥1.

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