回複：如何獲得在日本期間的無犯罪證明

1.Go to Japanese embassy and fill out the form they give you.
2.You will be given the fingerprint cards and you will be told the nearest place to do fingerprint.
3.You should take the card back to embassy yourself after you did the fingerprint.
4.It takes about 40 days to get it back from Tokyo.and they will inform you by phone .
5.You must get it in person.

You need a whole day to get it done since you have to travel between two places.
It is free it get it ,but you have to pay fee for the fingerprint done.