通过日本的 highly skilled professional，理论上最快一年后就能开始申请永居：
However, they may be eligible for permanent residency sooner if they perform their activities as a highly skilled foreign professional for three years, or if they perform their activities as a highly skilled foreign professional for one year and are recognized as being exceptionally skilled (those with a score of over 80).
https://www.isa.go.jp/en/publications/materials/newimmiact_3_preferential_index.html
我们会尽快上线之前计划的签证分数计算器，帮助大家一键获得多国签证的计算结果。
However, they may be eligible for permanent residency sooner if they perform their activities as a highly skilled foreign professional for three years, or if they perform their activities as a highly skilled foreign professional for one year and are recognized as being exceptionally skilled (those with a score of over 80).
https://www.isa.go.jp/en/publications/materials/newimmiact_3_preferential_index.html
我们会尽快上线之前计划的签证分数计算器，帮助大家一键获得多国签证的计算结果。