Rinji

''Specific information about this character is given here and here. If you can read Japanese, please add this information to this article.''

is a man (it is unknown if he is a shinobi) who appears in the second Naruto Shippūden filler arc. He seems to be a villain.

Hunt for the Three-Tails Arc
So far we have only seen him on the site of TokioTV, at the character list. Specific information about him is given on the site, but for those who can't read Japanese it remains a mystery.