FAQ for
Lost in Translation (2003) More at IMDbPro »

"I HAVE TO BE LEAVING... BUT, I WON'T LET THAT COME BETWEEN US... OK?"

Check it: http://www.youtube.com/watch?v=5MV7Sym8bIQ&eurl=http://davenetics.com/2007/12/final-scene-of-lost-in-translation/

Alternatively it could also be "I love you. Don't forget to always tell the truth... OK" which also fits with the above link if you ignore the on-screen text.

The director made it the way it should be - for each person to fill in what they feel was said. But it sounds like, "I love you deeply. When John gets back, tell him the truth. Okay?" This fits with the rest of the film in that she asked him for advice about marriage, and he was telling her not to make the same mistakes he had.

After the subway scene in the beginning of the movie she goes to Jugan-ji Temple located in the Shinjuku district of Tokyo.When she travels to Kyoto in the Shinkansen bullet train and observes a traditional Japanese wedding she is in Nanzenji Temple and then when she is tying a white piece of paper on the tree and then keeps walking she is in Heian Shrine.