Annual sum Diet member survey expense to every 1 person  Average $42,920

Worst 1; Tokyo $72,000 Osaka $70,800 Kanagawa $63,600 Hokkaido $63,600 Fukuoka $60,000

Worst 2; Kyoto $60,000 Aichi $60,000 Saitama $60,000 Ehime $60,000 Hyogo $60,000

Best 1; Tokushima $30,000 Okinawa $30,000 Tottori $30,000 Kouchi $33,600 Yamanashi $33,600

Best 2; Shiga $36,000 Kagoshima $36,000 Ibaraki $36,000 Kagawa $36,000 Kumamoto $36,000

It is paid the Diet member survey expense other than the compensation to the district Diet member, every month.
However, the citizen can not know the contents of the survey expense.
It is exclusive by the law.