Céline Tran, born April 9, 1979 in Lyon, is a personal development coach, comic book scriptwriter and French blogger, former pornographic actress from 2001 to 2013 under the pseudonym of Katsumi (2001-2007) then Katsuni (2007-2013). She was for more than ten years one of the stars of the X industry in which she made a career first in France and then in the United States. Also a producer and on occasion a director, she has won numerous specialized awards, including various AVN Awards (including ...