Society 30 Laws Necessary for a 50 Year-Old Marriage with an Annual Income of 4.5 million Yen

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Society
The market for marriage hunting for middle-aged men and women is attracting attention as the trend toward late marriage continues.
However, it is said that only about 5% of people aged 40 or older get married, so the reality is quite difficult.
How can I get out of many rivals and meet with lifelong partners?
The author of "Devil's 傾徳" uses the 傾徳 technique to completely capture marriage hunting!